美國(guó)國(guó)家標(biāo)準(zhǔn)局標(biāo)準(zhǔn)品（NIST）——NIST Standard Reference Materials® （簡(jiǎn)稱SRMs ®）是美國(guó)國(guó)家標(biāo)準(zhǔn)局（NIST）制定的“標(biāo)準(zhǔn)參照樣品（SRM）"，共有1100多種，每種標(biāo)樣都有美國(guó)國(guó)家標(biāo)準(zhǔn)局的詳細(xì)分析報(bào)告和用途說(shuō)明，這些物品經(jīng)認(rèn)證后被作為特定的量度或成分含量，成為校正標(biāo)準(zhǔn)用于測(cè)量設(shè)備和制作程序、工業(yè)生產(chǎn)的品質(zhì)控制標(biāo)準(zhǔn)，以及實(shí)驗(yàn)對(duì)比樣本。

NIST標(biāo)準(zhǔn)品Urea-Clinica SRM l912a-美國(guó)國(guó)家標(biāo)準(zhǔn)局標(biāo)準(zhǔn)品

主要產(chǎn)品：建筑、機(jī)械、人體蛋白、環(huán)境等標(biāo)準(zhǔn)品。

NIST SRM產(chǎn)品包裝展示：

美國(guó)國(guó)家標(biāo)準(zhǔn)局標(biāo)準(zhǔn)品NIST SRM更多產(chǎn)品對(duì)應(yīng)查詢?nèi)缦拢?/strong>

品牌	貨號(hào)	描述	規(guī)格
NIST SRM	1d	Limestone, Argillaceous	70 g
NIST SRM	4l	Cast Iron	150 g
NIST SRM	5m	Cast Iron	150 g
NIST SRM	6g	Cast Iron	150 g
NIST SRM	8k	Bessemer Steel (Simulated), 0.1 % Carbon	150 g
NIST SRM	12h	Basic Open-Hearth Steel, 0.4% Carbon	150 g
NIST SRM	13g	0.6% Carbon Steel	150 g
NIST SRM	14g	Carbon Steel (AISI 1078)	150 g
NIST SRM	16f	Basic Open-Hearth Steel, 1% Carbon (chip form)	150 g
NIST SRM	17f	Sucrose Optical Rotation	60 g
NIST SRM	19h	Basic Electric Steel, 0.2% Carbon	150 g
NIST SRM	20g	AISI 1045 Steel	150 g
NIST SRM	25d	Manganese Ore	60 g
NIST SRM	30f	Cr-V Steel (SAE 6150)	150 g
NIST SRM	32e	Carbon Low Alloy Steel (SAE 3140) (chip form)	150 g
NIST SRM	33e	Nickel Steel	150 g
NIST SRM	36b	Chromium-Molybdenum Steel	150 g
NIST SRM	39j	Benzoic Acid (Calorimetric Standard)	30 g
NIST SRM	45d	Copper Secondary Freezing Point	450 g
NIST SRM	46h	Portland Cement Fineness Standard	10 vials x 5 g
NIST SRM	49e	Lead Secondary Freezing Point Standard	600 g
NIST SRM	50c	Tungsten-Chromium-Vanadium Steel	150 g
NIST SRM	53e	Lead-Base Bearing Metal (84Pb-10Sb-6Sn)	150 g
NIST SRM	54d	Bearing Metal (Tin Base)	75 g
NIST SRM	57b	Silicon Metal	40 g
NIST SRM	58a	Ferrosilicon (73% Si Regular Grade)	75 g
NIST SRM	59a	Ferrosilicon	50 g
NIST SRM	64c	Ferrochromium, High Carbon	100 g
NIST SRM	68c	High-Carbon Ferromanganese	100 g
NIST SRM	69b	Bauxite (Arkansas)	60 g
NIST SRM	70b	Potassium Feldspar	1 bottle x 40g
NIST SRM	72g	Low Alloy Steel (AISI 4130)	150 g
NIST SRM	76a	Burnt Refractory (Al203-40%)	75 g
NIST SRM	77a	Burnt Refractory (Al203-60%)	75 g
NIST SRM	78a	Burnt Refractory (Al203-70%)	75 g
NIST SRM	79a	Fluorspar	120 g
NIST SRM	80a	Soda-Lime Glass (Beads)	45 g
NIST SRM	81a	Glass Sand	75 g
NIST SRM	82b	Nickel-Chromium Cast Iron	150 g
NIST SRM	84l	Potassium Hydrogen Phthalate	60 g
NIST SRM	87a	Silicon-Aluminum Alloy	75 g
NIST SRM	88b	Dolomitic Limestone	75 g
NIST SRM	89	Glass, Lead Barium	45 g
NIST SRM	90	Ferrophosphorus	75 g
NIST SRM	92	Soda-Lime Glass, Low Boron (Powder)	45 g
NIST SRM	93a	Borosilicate Glass	1 wafer
NIST SRM	94c	Zinc-Base Alloy (Die Casting)	150 g
NIST SRM	97b	Flint Clay	60 g
NIST SRM	98b	Plastic Clay	60 g
NIST SRM	99b	Soda Feldspar	40 g
NIST SRM	100b	Manganese Steel	150 g
NIST SRM	101g	18 Cr-10 Ni Steel (AISI 304L) (powder form)	100 g
NIST SRM	107c	Cast Iron (Ni-Cr-Mo)	150 g
NIST SRM	114q	Portland Cement Fineness Standard	20 vials
NIST SRM	115a	Copper-Nickel-Chromium Cast Iron	150 g
NIST SRM	122i	Cast Iron	150 g
NIST SRM	123c	Stainless Steel, Cr-Ni-Nb (AISI 348)	150 g
NIST SRM	125b	LA Steel, High Silicon	100 g
NIST SRM	126c	High-Nickel Steel (Nominal Mass Fraction 36 % Ni) (chip form)	150 g
NIST SRM	127b	Solder (40Sn — 60Pb)	150 g
NIST SRM	129c	LA Steel, High Sulfur (SAE 112)	150 g
NIST SRM	131h	Refined Cast Iron	100 g
NIST SRM	132b	Tool Steel (AISI M2)	150 g
NIST SRM	133b	Chromium-Molybdenum Steel	150 g
NIST SRM	134a	Molybdenum-Tungsten-Chromium-Vanadium Steel	150 g
NIST SRM	136f	Potassium Dichromate (Oxidimetric Standard)	60 g
NIST SRM	139b	Chromium-Nickel-Molybdenum Steel	150 g
NIST SRM	141e	Acetanilide	2 g
NIST SRM	143d	Cystine (L-Cystine)	2 g
NIST SRM	148	Nicotinic Acid	2 g
NIST SRM	152a	Basic Open-Hearth Steel 0.5% Carbon (Tin Bearing)	150 g
NIST SRM	154c	Titanium Dioxide	90 g
NIST SRM	155	Chromium-Tungsten Steel	150 g
NIST SRM	158a	Silicon Bronze	150 g
NIST SRM	160b	Stainless Steel (Cr 18-Ni 12-Mo 2) (AISI 316)	150 g
NIST SRM	163	Chromium Steel	100 g
NIST SRM	165a	Glass Sand	75 g
NIST SRM	166c	Stainless Steel, Low-Carbon (AISI 316L)	100 g
NIST SRM	173c	Titanium Alloy UNS R56400 (chip form)	50 g
NIST SRM	178	0.4C Basic Oxygen Furnace Steel	150 g
NIST SRM	179	LA Steel, High Silicon	150 g
NIST SRM	180	Fluorspar, High Grade	120 g
NIST SRM	182	Lithium Ore (Petalite)	45 g
NIST SRM	183	Lithium Ore (Lepidolite)	45 g
NIST SRM	185i	Potassium Hydrogen Phthalate, pH Standard	60 g
NIST SRM	186g	pH Standards, (set of 186-I-g + 186-II-g)	set
NIST SRM	187f	Sodium Tetraborate Decahydrate (Borax), pH Standard	30 g
NIST SRM	188	Potassium Hydrogen Tartrate (pH Standard)	60 g
NIST SRM	189c	Potassium Tetroxalate Dihydrate pH Standard	65 g
NIST SRM	191d	pH Standard	1 bottle x25g;1bottlex30g
NIST SRM		Sodium Bicarbonate (191d-I)
NIST SRM		Sodium Carbonate (191d-II)
NIST SRM	193	Potassium Nitrate	90 g
NIST SRM	194a	Ammonium Dihydrogen Phosphate	90 g
NIST SRM	195	Ferrosilicon (75% Si-High-Purity Grade)	75 g
NIST SRM	196	Ferrochromium, (Low-Carbon)	100 g
NIST SRM	198	Silica Brick	45 g
NIST SRM	199	Silica Brick	45 g
NIST SRM	200b	Potassium Dihydrogen Phosphate (Fertilizer Standard)	90 g
NIST SRM	211d	Toluene Liquid Densit- Extended Range	4 x 5 mL
NIST SRM	277	Tungsten Concentrate	1 bottle x 100 g
NIST SRM	278	Obsidian Rock	35 g
NIST SRM	291	Cr-Mo Steel (ASTM A-213)	150 g
NIST SRM	293	Cr-Ni-Mo (AISI 8620)	150 g
NIST SRM	330a	Copper Ore Mill Heads	1 bottle x 90 g
NIST SRM	331a	Copper Ore Mill Tails	40 g
NIST SRM	333a	Molybdenum Sulfide Concentrate	1 pouch x 60 g
NIST SRM	334	Gray Cast Iron	150 g
NIST SRM	339	17 Chromium-9 Nickel-0.2 Selenium Steel	150 g
NIST SRM	341	Ductile Cast Iron	150 g
NIST SRM	342a	Nodular Cast Iron	150 g
NIST SRM	343a	Stainless Steel (AISI 431)	150 g
NIST SRM	344	15 Chromium-7 Nickel Steel (Mo Precipitation Hardening)	150 g
NIST SRM	345b	Fe-Cr-Ni Alloy UNS J92180 (chip form)	150 g
NIST SRM	346a	Valve Steel	150 g
NIST SRM	349a	Waspaloy	150 g
NIST SRM	350c	Benzoic Acid (Acidimetric Standard)	30 g
NIST SRM	351a	Sodium Carbonate (Acidimetric Standard)	50 g
NIST SRM	360b	Zirconium (Sn-Fe-Cr) Alloy	100 g
NIST SRM	361	AISI 4340 Steel (chip form)	150 g
NIST SRM	363	Chromium-Vanadium Steel (Modified)	150 g
NIST SRM	364	LA Steel, High C (mod.)	150 g
NIST SRM	368	Carbon Steel (AISI 1211)	150 g
NIST SRM	399	Unalloyed Copper - Cu VI	50 g
NIST SRM	400	Unalloyed Copper - Cu VII	50 g
NIST SRM	423	Molybdenum Oxide Concentrate	1 pouch x 60 g
NIST SRM	454	Unalloyed Copper XI (chips)	35 g
NIST SRM	457	Unalloyed Copper IV (solid)	rod
NIST SRM	458	Beryllium-Copper (17510)	50 g
NIST SRM	459	Beryllium-Copper (17200)	50 g
NIST SRM	460	Beryllium-Copper Alloy	50 g
NIST SRM	480	Tungsten 20 % - Molybdenum Alloy Electron Microprobe Standard	disk
NIST SRM	481	Gold-Silver Wires for Microprobe Analysis	set (6)
NIST SRM	482	Gold-Copper Wires for Microprobe Analysis	set (6)
NIST SRM	494	Unalloyed Copper I (solid)	rod
NIST SRM	495	Unalloyed Copper II (solid)	rod
NIST SRM	498	Unalloyed Copper V (solid)	rod
NIST SRM	499	Unalloyed Copper VI (solid)	rod
NIST SRM	500	Unalloyed Copper - Cu VII	rod
NIST SRM	600	Bauxite, Australian-Darling Range	90 g
NIST SRM	607	Potassium Feldspar	5 g
NIST SRM	610	Trace Elements in Glass	4 wafers
NIST SRM	611	Trace Elements in Glass	4 wafers
NIST SRM	612	Trace Elements in Glass	4 wafers
NIST SRM	613	Trace Elements in Glass	4 wafers
NIST SRM	614	Trace Elements in Glass	4 wafers
NIST SRM	616	Trace Elements in Glass	4 wafers
NIST SRM	617	Trace Elements in Glass	4 wafers
NIST SRM	620	Soda Lime, Flat	3 platelets
NIST SRM	622	Soda-Lime-Silica Glass	2.2 kg
NIST SRM	624	Lead-Silica Glass for dc Volume Resistivity	200 g
NIST SRM	625	Zinc-Base Die-Casting Alloy A (block form)	block
NIST SRM	626	Zinc-Base Die-Casting Alloy B (block form)	block
NIST SRM	627	Zinc-Base Die-Casting Alloy C (block form)	block
NIST SRM	628	Zinc-Base Die-Casting Alloy D (block form)	block
NIST SRM	629	Zinc-Base Die-Casting Alloy E (block form)	block
NIST SRM	630	Zinc-Base Die-Casting Alloy F (block form)	block
NIST SRM	631	Spectrographic Zinc Spelter (Modified)	block
NIST SRM	633a	Portland Cement	4 vials x 5 g
NIST SRM	634a	Portland Cement	100 g
NIST SRM	635a	Portland Cement (Blended with Slag)	5 vials x 5 g
NIST SRM	640e	Line Position and Line Shape Standard for Powder Diffraction (Silicon Powder)	7.5 g
NIST SRM	641	Spectroscopic Titanium-Base Standards Titanium Alloy, 8 Mn (A)	disk
NIST SRM	642	Spectroscopic Titanium-Base Standards Titanium Alloy, 8 Mn (B)	disk
NIST SRM	643	Spectroscopic Titanium-Base Standards Titanium Alloy, 8 Mn (C)	disk
NIST SRM	647	Titanium Alloy, Al-Mo-Sn-Zr	50 g
NIST SRM	648	Titanium-Base Alloy 5Al-2Sn-2Zr-4Cr-4Mo	50 g
NIST SRM	649	Titanium-Base Alloy (15V-3Al-3Cr-3Sn)	50 g
NIST SRM	654b	Titanium Alloy, Al-V	disk
NIST SRM	656	Silicon Nitride Powders (Quantitative Analysis Powder Diffraction Standard)	2 x 10 g
NIST SRM	659	Particle Size Distribution Standard for Sedigraph Calibration	set (5)
NIST SRM	660c	Line Position and Line Shape Standard for Powder Diffraction (Lanthanum Hexaboride Powder)	6 g
NIST SRM	663	Chromium-Vanadium Steel (Modified)	5 rods
NIST SRM	665	Electrolytic Iron	5 rods
NIST SRM	670	Rutile Ore	90 g
NIST SRM	674b	X-Ray Powder Diffraction Intensity Set (Quantitative Powder Diffraction Standard)	10.00 g (powder)
NIST SRM	675	Line Position, Mica (XRD)	7.5 g
NIST SRM	679	Brick Clay	75 g
NIST SRM	682	High-Purity Zinc	block
NIST SRM	683	Zinc, Metal	block
NIST SRM	688	Basalt Rock	60 g
NIST SRM	689	Ferrochromium Silicon	100 g
NIST SRM	690	Iron Ore Canada	100 g
NIST SRM	691	Iron Oxide, Reduced	100 g
NIST SRM	692	Iron Ore, Labrador	100 g
NIST SRM	693	Iron Ore (Nimba)	100 g
NIST SRM	694	Phosphate Rock, Western	90 g
NIST SRM	695	Trace Elements in Multi-Nutrient Fertilizer	70 g
NIST SRM	696	Bauxite, Surinam	60 g
NIST SRM	697	Bauxite, Dominican	60 g
NIST SRM	698	Bauxite, Jamaican	60 g
NIST SRM	699	Alumina (Reduction Grade)	60 g
NIST SRM	705a	Polystyrene (Narrow Molecular Weight Distribution)	5 g
NIST SRM	706a	Polystyrene (Broad Molecular Mass Distribution)	18 g
NIST SRM	709	Extra Dense Lead Glass	block
NIST SRM	717a	Hi Boron Glass Viscosity	disk
NIST SRM	720	Sapphire Heat Capacity	15 g
NIST SRM	723e	Tris Acidimetric	50 g
NIST SRM	728	Intermediate-Purity Zinc	pellet form, 450 g
NIST SRM	731L1	Borosilicate Glass - Thermal Expansion	5 cm
NIST SRM	731L2	Borosilicate Glass - Thermal Expansion	10 cm
NIST SRM	731L3	Borosilicate Glass - Thermal Expansion	15 cm
NIST SRM	741a	Tin Freezing-Point Standard	200 g
NIST SRM	742	Aluminum Oxide Pyrometric Standard	10 g
NIST SRM	762	Magnetic Moment Standard - Nickel Disk	6 mm dia
NIST SRM	764a	Magnetic Susceptibility Standard - Platinum Cylinder	3 mm dia. x 3.42 L
NIST SRM	772a	Magnetic Moment Standard - Nickel Sphere	each
NIST SRM	781D2	Molybdenum - Heat Capacity	10 cm
NIST SRM	853a	Aluminum Alloy 3004	40 g
NIST SRM	854a	Aluminum Alloy 5182	40 g
NIST SRM	855a	Aluminum Casting Alloy 356	30 g
NIST SRM	856a	Aluminum Casting Alloy 380	30 g
NIST SRM	858	Aluminum Alloy 6011	35 g
NIST SRM	861	Nickel-based Superalloy PWA 1484 (chip form)	50 g
NIST SRM	862	High-Temperature Alloy L 605	100 g
NIST SRM	864	Nickel Alloy UNS N06600 (chip form)	100 g
NIST SRM	865	Inconel 625	150 g
NIST SRM	866	Incoloy 800	100 g
NIST SRM	867	Ni-Fe-Cr Alloy UNS N08825 (chip form)	100 g
NIST SRM	868	High-Temperature Alloy (Fe-Ni-Co)	100 g
NIST SRM	869b	Column Selectivity Test Mixture for Liquid Chromatography (Polycyclic Aromatic Hydrocarbons)	5 x 1.1 mL
NIST SRM	870	Column Performance Test Mixture of Liquid Chromatography	5 x 1.1 mL
NIST SRM	871	Phosphor Bronze (CDA 521)	100 g
NIST SRM	872	Phosphor Bronze (CDA 544)	100 g
NIST SRM	874	Cupro-Nickel, 10% (CDA 706) "HIGH-PURITY"	100 g
NIST SRM	875	Cupro-Nickel, 10% (CDA 706) "DOPED"	100 g
NIST SRM	880	Nickel Silver (CDA 770)	100 g
NIST SRM	882	Nickel-Copper Alloy (65Ni-31Cu-3Al)	100 g
NIST SRM	885	Refined Copper	pin form, 200 g
NIST SRM	886	Refractory Gold Ore	200 g
NIST SRM	887	Cemented Carbide (W-83,Co-10)	100 g
NIST SRM	888	Cemented Carbide (W-64,Co-25,Ta-5)	100 g
NIST SRM	889	Cemented Carbide (W-75,Co-9,Ta-5,Ti-4)	100 g
NIST SRM	892	High-Alloy White Cast Iron (Ni-Hard, Type IV)	150 g
NIST SRM	893	Stainless Steel (SAE 405)	150 g
NIST SRM	895	Stainless Steel (SAE 201)	150 g
NIST SRM	897	Tracealloy A	35 g
NIST SRM	899	Tracealloy C	35 g
NIST SRM	909c	Frozen Human Serum	3 vials x 2 mL
NIST SRM	911c	Cholesterol	2 g
NIST SRM	912b	Urea	25 g
NIST SRM	913b	Uric Acid	10 g
NIST SRM	914a	Creatinine	10 g
NIST SRM	917c	D-Glucose (Dextrose)	50 g
NIST SRM	918c	Potassium Chloride General and Ion Activity Standard (Dried at 110 °C)	30 g
NIST SRM	919b	Sodium Chloride	30 g
NIST SRM	920	D-Mannitol	50 g
NIST SRM	921	Cortisol (Hydrocortisone)	1 g
NIST SRM	924a	Lithium Carbonate	30 g
NIST SRM	927e	Bovine Serum Albumin (7% solution) (Total Protein Standard)	10 ampoules x 2.2 mL
NIST SRM	928	Lead Nitrate	30 g
NIST SRM	929a	Magnesium Gluconate	5 g
NIST SRM	931h	Liquid Absorbance Standard for Ultraviolet and Visible Spectrophotometry	set (12)
NIST SRM	937	Iron Metal	50 g
NIST SRM	951a	Boric Acid Isotopic Standard	10 g
NIST SRM	953	Neutron Density Monitor Wire	1 m
NIST SRM	955c	Toxic Metals in Caprine Blood	4 vials x 2 mL
NIST SRM	956d	Electrolytes in Frozen Human Serum	6 ampoules x 2 mL
NIST SRM	965b	Glucose in Frozen Human Serum	8 ampoules x 2 mL
NIST SRM	967a	Creatinine in Frozen Human Serum	4 vials x 1 mL
NIST SRM	968f	Fat-Soluble Vitamins in Frozen Human Serum	2 vials x 1 mL
NIST SRM	971	Hormones in Frozen Human Serum	2 vials x 5 mL
NIST SRM	972a	Vitamin D Metabolites in Frozen Human Serum	4 vials x 1 mL
NIST SRM	973	Boric Acid Acidimetric Standard	100 g
NIST SRM	975a	Isotopic Standard for Chlorine	0.25 g
NIST SRM	977	Isotopic Standard for Bromine	0.25 g
NIST SRM	978a	Assay-Isotopic Standard for Silver	0.25 g
NIST SRM	979	Chromium Isotopic Standard	0.25 g
NIST SRM	980	Isotopic Standard for Magnesium	0.25 g
NIST SRM	981	Common Lead Isotopic Standard	1 g wire
NIST SRM	983	Radiogenic Lead Isotopic Standard	1 g wire
NIST SRM	984	Rubidium Chloride	0.25 g
NIST SRM	986	Isotopic Standard for Nickel	0.5 g
NIST SRM	987	Strontium Carbonate Isotopic Standard	1 g
NIST SRM	994	Isotopic Standard for Gallium	0.25 g
NIST SRM	998	Angiotensin I (Human)	0.5 mg
NIST SRM	999c	Potassium Chloride Primary Standard (Dried at 500 °C)	30 g
NIST SRM	1003c	Glass Beads - Particle Size Distribution	28 g
NIST SRM	1004b	Glass Beads - Particle Size Distribution	43 g
NIST SRM	1010a	Microcopy Resolution Test Charts	set (5)
NIST SRM	1012	Flooring Radiant Panel	set (3)
NIST SRM	1017b	Glass Beads - Particle Size Distribution (100 μm to 400 μm diameter range)	70 g
NIST SRM	1018b	Glass (Particle Size)	87 g
NIST SRM	1019b	Glass (Particle Size)	200 g
NIST SRM	1021	Glass ( Particle Size)	4 g
NIST SRM	1034	Unalloyed Copper	rod
NIST SRM	1035	Leaded-Tin Bronze Alloy	50 g
NIST SRM	1082	Cigarette Ignition Strength Standard	1 carton (200 cigarettes)
NIST SRM	1083	Wear-Metals in Lubricating Oil	150 mL
NIST SRM	1085c	Wear Metals in Lubricating Oil	10 ampoules (1.2 g each)
NIST SRM	1089	Steels, Set (consists of SRMs 1095, 1096, 1097, 1098 and 1099)	5 rods
NIST SRM	1090	Oxygen in Ingot Iron	rod
NIST SRM	1091a	Oxygen in Stainless Steel (AISI 431)	rod
NIST SRM	1093	Oxygen in Valve Steel	rod
NIST SRM	1094	Oxygen in Maraging Steel	rod
NIST SRM	1107	Naval Brass UNS 46400	disk
NIST SRM	1110	Red Brass B	disk
NIST SRM	1111	Red Brass Standard	disk
NIST SRM	1112	Gilding Metal	disk
NIST SRM	1113	Gilding Metal	disk
NIST SRM	1114	Gilding Metal	disk
NIST SRM	1115	Commercial Bronze Standard for Optical Emission and X-ray Spectroscopic Analysis	disk
NIST SRM	1116	Commercial Bronze Standard for Optical Emission and X-ray Spectroscopic Analysis	disk
NIST SRM	1117	Commercial Bronze Standard for Optical Emission and X-ray Spectroscopic Analysis	disk
NIST SRM	1124	Free Cutting Brass (UNS C36000)	1 disk
NIST SRM	1128	Titanium -Base Alloy (15V-3Al-3Cr-3Sn)	disk
NIST SRM	1129	Solder (63Sn-37Pb)	200 g
NIST SRM	1131	Solder (40Sn - 60Pb)	disk
NIST SRM	1132	Lead-Base Bearing Metal (84Pb - 10Sb - 6Sn)	disk
NIST SRM	1134	Low-Alloy High-Silicon Steel (disk form)	disk
NIST SRM	1135	LA Steel, High Silicon	disk
NIST SRM	1138a	Cast Steel Standard	block
NIST SRM	1139a	Cast Steel Standard	block
NIST SRM	1155a	Stainless Steel (Cr 18 Ni 12, Mo 2)	disk
NIST SRM	1157	Tool Steel (AISI M2)	disk
NIST SRM	1158	High-Nickel Steel (Nominal Mass Fraction 36 % Ni) (disk form)	disk
NIST SRM	1159	Electronic and Magnetic Alloy Standard	disk
NIST SRM	1160	Elec/Mag Ni-Mo-Fe	disk
NIST SRM	1171	Stainless Steel Cr 17-Ni 11-Ti 0.3 (AISI 321)	disk
NIST SRM	1172	Stainless Steel Cr 17-Ni 11-Nb 0.6 (AISI 348)	disk
NIST SRM	1173	Ni-Cr-Mo-V Steel	disk
NIST SRM	1196	Standard Cigarette for Ignition Resistance Testing	2 cartons(400 cigarettes)
NIST SRM	1216	Carbon Modified Silica	3 x 1g
NIST SRM	1218	LA Steel, High Silicon	disk
NIST SRM	1219	Stainless Steel Cr16 - Ni2  (AISI 431) (disk form)	disk
NIST SRM	1223	Chromium Steel	disk
NIST SRM	1224	LA Steel, Carbon (AISI 1078)	disk
NIST SRM	1225	LA Steel (AISI 4130)	disk
NIST SRM	1226	LA Steel	disk
NIST SRM	1227	LA Steel, Basic Open Hearth, 1% C	disk
NIST SRM	1228	LA Steel, 0.1% C	disk
NIST SRM	1230	High-Temperature Alloy A286 (disk form)	disk
NIST SRM	1240c	Aluminum Alloy 3004	disk
NIST SRM	1241c	Aluminum Alloy 5182	disk
NIST SRM	1242	High Temperature Alloy L 605	disk
NIST SRM	1243	Ni-Cr-Co Alloy UNS N07001 (disk form)	disk
NIST SRM	1244	Nickel Alloy UNS N06600	disk
NIST SRM	1246	Incoloy® 800	disk
NIST SRM	1247	Ni-Fe-Cr Alloy UNS N08825 (disk form)	disk
NIST SRM	1249	Ni-Cr-Fe-Nb-Mo Alloy UNS N07718 (disk form)	disk
NIST SRM	1250	High-Temperature Alloy (Fe-Ni-Co)	disk
NIST SRM	1255b	Aluminum Alloy 356	disk
NIST SRM	1256b	Aluminum Alloy 380	disk
NIST SRM	1258-I	Aluminum Alloy 6011	disk
NIST SRM	1259	Aluminum Alloy 7075	disk
NIST SRM	1264a	LA Steel, High Carbon (mod.)	disk
NIST SRM	1265a	Electrolytic Iron	disk
NIST SRM	1269	Line Pipe (AISI 1526 mod.)	disk
NIST SRM	1270	LA Steel, Cr-Mo (A336) (F-22)	disk
NIST SRM	1271	LA Steel (HSLA-100)	disk
NIST SRM	1276a	Cupro-Nickel (CDA 715)	disk
NIST SRM	1286	Low Alloy Steel (HY 80)	disk
NIST SRM	1295	Stainless Steel (SAE 405)	disk
NIST SRM	1297	Stainless Steel (SAE 201)	disk
NIST SRM	1358b	Coating Thickness Standard, (Nonmagnetic Coating on Steel)	set (5)
NIST SRM	1359b	Coating Thickness Standard (Nonmagnetic Coating on Steel)	set (5)
NIST SRM	1361b	Coating Thickness Standard (Nonmagnetic Coating on Steel)	set (5)
NIST SRM	1362b	Coating Thickness Standard (Nonmagnetic Coating on Steel)	set (5)
NIST SRM	1363b	Coating Thickness Standard (Nonmagnetic Coating on Steel)	set (5)
NIST SRM	1364b	Coating Thickness Standard (Nonmagnetic Coating on Steel)	set (5)
NIST SRM	1400	Bone Ash	50 g
NIST SRM	1401	Trace Metals in Frozen Human Blood	4 vials x 1.6 mL
NIST SRM	1411	Soft Borosilicate Glass	10 platelets
NIST SRM	1413	High Alumina Sand	75 g
NIST SRM	1416	Aluminosilicate Glass for Liquidus Temperature	250 g
NIST SRM	1449	Thermal Resistance - Fumed Silica Board	each
NIST SRM	1450d	Thermal Conductivity, Fibrous Glass Board	each
NIST SRM	1452	Thermal Resistance - Fibrous Glass Blanket for High Precision Measurements	each
NIST SRM	1453	Thermal Conductivity - Expanded Polystyrene Board	each
NIST SRM	1457	Superconducting Critical Current - Nb Ti Wire	each
NIST SRM	1459	Thermal Resistance - Fumed Silica Board	each
NIST SRM	1473c	Low Density Polyethylene Resin	60 g
NIST SRM	1474b	Polyethylene Resin	60 g
NIST SRM	1476a	Branched Polyethylene Resin	12 g
NIST SRM	1478	Polystyrene (Narrow Molecular Weight Distribution)	2 g
NIST SRM	1479	Polystyrene (Narrow Molecular Weight Distribution)	2 g
NIST SRM	1482a	Polyethylene	0.3 g
NIST SRM	1483a	Linear Polyethylene	0.3 g
NIST SRM	1484a	Linear Polyethylene	0.3 g
NIST SRM	1486	Bone Meal	50 g
NIST SRM	1487	Poly(Methyl Methacrylate) (6 K Narrow Molecular Weight Distribution)	2 g
NIST SRM	1488	Poly (Methyl Methacrylate) 29 K Narrow Molecular Weight Distribution	2 g
NIST SRM	1491a	Methyl-Substituted Polycyclic Aromatic Hydrocarbons in Toluene	5 x 1.2 mL
NIST SRM	1493	Polychlorinated Biphenyl Congeners in 2,2,4-Trimethylpentane	5 x 1.2 mL
NIST SRM	1494	Aliphatic Hydrocarbons in 2,2,4-Trimethylpentane	5 x 1.2 mL
NIST SRM	1496	Unpigmented Polyethylene Gas Pipe Resin	0.9 kg
NIST SRM	1507b	11-Nor-Delta-9-Tetrahydrocannabinol-9-Carboxylic Acid in Freeze-Dried Urine	set (3)
NIST SRM	1508a	Benzoylecgonine (Cocaine Metabolite) in Freeze-dried Urine	set (4)
NIST SRM	1514	Thermal Analysis Purity Set	set (4)
NIST SRM	1515	Apple Leaves	50 g
NIST SRM	1543	GC/MS System Performance Standard	4 x 1 mL
NIST SRM	1546a	Meat Homogenate	4 cans x 85 g
NIST SRM	1547	Peach Leaves	50 g
NIST SRM	1548a	Typical Diet	set (2)
NIST SRM	1549a	Whole Milk Powder	5 pouches x 10 g each
NIST SRM	1566b	Oyster Tissue	25 g
NIST SRM	1567b	Wheat Flour	50 g
NIST SRM	1568b	Rice Flour	50 g
NIST SRM	1570a	Trace Elements in Spinach Leaves	60 g
NIST SRM	1573a	Tomato Leaves	50 g
NIST SRM	1575a	Trace Elements in Pine Needles	50 g powder
NIST SRM	1577c	Bovine Liver	20 g
NIST SRM	1584	Priority Pollutant Phenols in Methanol	5 x 1.2 mL
NIST SRM	1595	Tripalmitin	2 g
NIST SRM	1596	Dinitropyrene Isomers and 1-Nitropyrene in Methylene Chloride	5 x 1.3 mL
NIST SRM	1597a	Complex Mixture of Polycyclic Aromatic Hydrocarbons Coal Tar	1 x 1.3 mL
NIST SRM	1598a	Inorganic Constituents in Animal Serum	2 vials x 5 mL
NIST SRM	1614	Dioxin (2,3,7,8-TCDD in Isooctane)	6 x 1.2 mL
NIST SRM	1616b	Sulfur in Kerosene (Low Level)	100 mL
NIST SRM	1617b	Sulfur in Kerosine (High Level)	100 mL
NIST SRM	1619b	Sulfur in Residual Fuel Oil (0.7%)	100 mL
NIST SRM	1622e	Sulfur in Residual Fuel Oil (Nominal Mass Fraction 2 %)	100 mL
NIST SRM	1624d	Sulfur in Diesel Fuel Oil (Nominal Mass Fraction 0.4 %)	100 mL
NIST SRM	1632d	Trace Elements in Coal (Bituminous)	50 g
NIST SRM	1633c	Trace Elements in Coal Fly Ash	75 g
NIST SRM	1634c	Trace Elements in Fuel Oil	100 mL
NIST SRM	1635a	Trace Elements in Coal (Subbitumimous)	50 g
NIST SRM	1640a	Trace Elements in Natural Water	250 mL
NIST SRM	1641e	Mercury in Water	10x10 mL
NIST SRM	1643f	Trace Elements in Water	250 mL
NIST SRM	1646a	Estuarine Sediment	70 g
NIST SRM	1647f	Priority Pollutant Polycyclic Aromatic Hydrocarbons in Acetonitrile	5 x 1.3 mL
NIST SRM	1648a	Urban Particulate Matter	2 g
NIST SRM	1649b	Urban Dust	2 g
NIST SRM	1650b	Diesel Particulate Matter	200 mg
NIST SRM	1655	Potassium Chloride, KCl (cr) for Solution Calorimetry	30 g
NIST SRM	1656	Thianthrene Combustion Calorimetric Standard	30 g
NIST SRM	1657	Synthetic Refuse-Derived Fuel Combustion Calorimetric Standard	100 g
NIST SRM	1658a	Methane in Air (Nominal Amount-of-Substance Fraction 1 umol/mol)	6 L cylinder
NIST SRM	1659a	Methane in Air (Nominal Amount-of-Substance Fraction 10 umol/mol)	6 L cylinder
NIST SRM	1660a	Methane and Propane in Air (Nominal Amount-of-Substance Fraction:  4 µmol/mol Methane; 1 µmol/mol Propane)	6 L cylinder
NIST SRM	1661a	Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 500 µmol/mol)	6 L cylinder
NIST SRM	1662a	Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 1000 µmol/mol)	6 L cylinder
NIST SRM	1663a	Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 1500 µmol/mol)	6 L cylinder
NIST SRM	1664a	Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 2500 µmol/mol)	6 L cylinder
NIST SRM	1665b	Propane in Air (Nominal Amount-of-Substance Fraction 3 µmol/mol)	6 L cylinder
NIST SRM	1666b	Propane in Air (Nominal Amount-of-Substance Fraction 10 µmol/mol)	6 L cylinder
NIST SRM	1667b	Propane in Air (Nominal Amount-of-Substance Fraction 50 µmol/mol)	6 L cylinder
NIST SRM	1668b	Propane in Air (Nominal Amount-of-Substance Fraction 100 µmol/mol)	6 L cylinder
NIST SRM	1669b	Propane in Air (Nominal Amount-of-Substance Fraction 500 µmol/mol)	6 L cylinder
NIST SRM	1678c	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 50 µmol/mol)	6 L cylinder
NIST SRM	1679c	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 100 µmol/mol)	6 L cylinder
NIST SRM	1680b	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 500 µmol/mol)	6 L cylinder
NIST SRM	1681b	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 1000 µmol/mol)	6 L cylinder
NIST SRM	1685b	Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 250 µmol/mol)	6 L cylinder
NIST SRM	1686b	Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 500 µmol/mol)	6 L cylinder
NIST SRM	1690	Polystyrene Spheres (Nominal Diameter 1 µm)	5 mL
NIST SRM	1691	Polystyrene Spheres (Nominal Diameter 0.3 µm)	5 mL
NIST SRM	1693a	Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 50 µmol/mol)	6 L cylinder
NIST SRM	1694a	Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 100 µmol/mol)	6 L cylinder
NIST SRM	1696a	Sulfur Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 3500 µmol/mol)	6 L cylinder
NIST SRM	1710	Aluminum Alloy 3004	disk
NIST SRM	1711	Aluminum Alloy 3004	disk
NIST SRM	1713	Aluminum Alloy 5182	disk
NIST SRM	1718	Nitrous Oxide in Air (Nominal Amount-of-Substance Fraction 1 µmol/mol)	6 L cylinder
NIST SRM	1720	Northern Continental Air	30 L cylinder
NIST SRM	1721	Southern Oceanic Air	30 L cylinder
NIST SRM	1727	Anode Tin	block
NIST SRM	1728	Tin Alloy (Sn-3Cu-0.5Ag)	disk
NIST SRM	1729	Tin Alloy (97 Sn - 3 Pb)	disk
NIST SRM	1738	Zinc-Aluminum Alloy	disk
NIST SRM	1740	Zinc-Aluminum Alloy	disk
NIST SRM	1741	Zinc-Aluminum Alloy	disk
NIST SRM	1742	Zinc-Aluminum Alloy	disk
NIST SRM	1746	Silver Freezing-Point Standard	300 g
NIST SRM	1749	Gold versus Platinum Thermocouple Certified Thermometer	each
NIST SRM	1750	Standard Platinum Resistance Thermometer Certified Thermometer	each
NIST SRM	1754	Low-Alloy Steel, AISI 4320	rod
NIST SRM	1755	Nitrogen in Low Alloy Steel	disk
NIST SRM	1761a	Low Alloy Steel	disk
NIST SRM	1762a	Low Alloy Steel	disk
NIST SRM	1763a	Low Alloy Steel	disk
NIST SRM	1764a	Low Alloy Steel	disk
NIST SRM	1765	Low Alloy Steel	disk
NIST SRM	1766	Low Alloy Steel	disk
NIST SRM	1767	Low Alloy Steel	disk
NIST SRM	1768	High-Purity Iron	disk
NIST SRM	1772	Tool Steel (S-7)	disk
NIST SRM	1775	Refractory Alloy MP-35-N	disk
NIST SRM	1810a	Linerboard	50 each
NIST SRM	1818a	Chlorine in Lubricating Base Oils	set (5)
NIST SRM	1819a	Sulfur in Lubricating Base Oil	set (5)
NIST SRM	1830	Soda-Lime Float Glass (Nominal Mass Fraction 0.1 % Al2O3)	3 platelets
NIST SRM	1831	Soda-Lime Sheet Glass (Nominal Mass Fraction 1.2 % Al2O3)	3 platelets
NIST SRM	1835	Borate Ore	60 g
NIST SRM	1845a	Whole Egg Powder	5 pouches x 10 g each
NIST SRM	1848	Lubricating Oil Additive Package	100 g
NIST SRM	1849a	Infant/Adult Nutritional Formula	10 pouches x 10 g each
NIST SRM	1857	Tool Steel for Abrasive Wear Standard	2 blocks
NIST SRM	1877	Beryllium Oxide Powder	20 g
NIST SRM	1878b	Respirable Alpha Quartz (Quantitative X-Ray Powder Diffraction Standard)	5 g
NIST SRM	1880b	Portland Cement	4 vials x 5 g
NIST SRM	1881b	Portland Cement (Blended with Fly Ash)	5 vials x 5 g
NIST SRM	1882a	Calcium Aluminate Cement	4 vials x 5 g
NIST SRM	1883a	Calcium Aluminate Cement	4 vials x 5 g
NIST SRM	1884b	Portland Cement	5 vials x 4.5 g
NIST SRM	1885b	Portland Cement	5 vials x 5 g
NIST SRM	1886b	White Portland Cement	5 vials x 5 g
NIST SRM	1886a	Portland Cement (White Portland Cement with Low Iron)	4 vials x 5 g
NIST SRM	1887b	Portland Cement	4 vials x 5 g each
NIST SRM	1888b	Portland Cement	4 vials x 5 g
NIST SRM	1889a	Portland Cement (Blended with Limestone)	4 vials x 5 g
NIST SRM	1893	Copper Microhardness Test Block (Knoop)	each
NIST SRM	1894a	Vickers Microhardness of Copper	each
NIST SRM	1895	Nickel Microhardness Test Block (Knoop)	each
NIST SRM	1896b	Vickers Microhardness of Nickel	each
NIST SRM	1898	Titanium Dioxide Nanomaterial	15 g
NIST SRM	1900	Specific Surface Area Standard	4 g
NIST SRM	1905	Nickel Microhardness Test Block (Knoop)	each
NIST SRM	1906	Nickel Microhardness Test Block (Knoop)	each
NIST SRM	1907	Nickel Microhardness Test Block (Knoop)	each
NIST SRM	1908	Vickers Microhardness of Nickel	each
NIST SRM	1909	Vickers Microhardness of Nickel	each
NIST SRM	1917	Mercury Porosimetry Standard	10 g
NIST SRM	1921b	Infrared Transmission Wavelength Standard	1 card
NIST SRM	1932	Fluorescein Solution	3 x 2 mL
NIST SRM	1934	Fluorescent Dyes for Quantitative Flow Cytometry (Visible Spectral Range)	4 ampoules x 1 each level
NIST SRM	1941b	Organics in Marine Sediment	50 g
NIST SRM	1944	New York/New Jersey Waterway Sediment	50 g
NIST SRM	1945	Organics in Whale Blubber	2x15 g
NIST SRM	1946	Lake Superior Fish Tissue	5 x 7-9 grams
NIST SRM	1947	Lake Michigan Fish Tissue	5 x 8 grams
NIST SRM	1950	Metabolites in Frozen Human Plasma	5 vials x 1 mL
NIST SRM	1951c	Lipids in Frozen Human Serum	4 vials x 1 mL
NIST SRM	1952a	Cholesterol in Freeze-Dried Human Serum	6 vials x 3 mL
NIST SRM	1953	Organic Contaminants in Non-Fortified Human Milk	5 x 5 mL
NIST SRM	1954	Organic Contaminants in Fortified Human Milk	5 x 5 mL
NIST SRM	1957	Organic Contaminants in Non-Fortified Human Serum (Freeze-Dried)	5 vials x 10.7 mL
NIST SRM	1958	Organic Contaminants in Fortified Human Serum (Freeze-Dried)	5 vials x 10.7 mL
NIST SRM	1961	Polystyrene Spheres 30 µm Diameter Polystyrene Spheres	5 mL
NIST SRM	1965	Microsphere Slide (10-µm Polystyrene Spheres)	slide
NIST SRM	1967a	High-Purity Platinum Thermoelement	0.51 x 1 m platinum wire
NIST SRM	1968	Gallium Melting-Point Standard	25 g
NIST SRM	1972	1,3-Dioxolan-2-one Triple Point	60 g
NIST SRM	1974c	Organics in Mussel Tissue (Mytilus edulis)	5 jars x 10 g
NIST SRM	1976b	Instrument Response Standard for X-Ray Powder Diffraction	1 disc
NIST SRM	1978	Particles Size Distribution Standard for Gravity Sedimentation	5 g
NIST SRM	1979	Powder Diffraction Line Profile Standard for Crystallite Size Analysis (Nano-Crystalline ZnO Powder)	2 x 3 g
NIST SRM	1980	Positive Electrophoretic Mobility (+µE) Standard	500 mg/L
NIST SRM	1982	Thermal Spray Powder – Particle Size Distribution Yttria-Stabilized Zirconia (Spheroidal)	10 g
NIST SRM	1984	Thermal Spray Powder - Particle Size Distribution Tungsten Carbide/Cobalt (Acicular)	14 g
NIST SRM	1985	Thermal Spray Powder - Particle Size Distribution Tungsten Carbide/Cobalt (Spheroidal)	14 g
NIST SRM	1990	Single Crystal Diffractometer Alignment Standard - Ruby Sphere	3 spheres
NIST SRM	1991	Mix Coal Tar/Petroleum Extract in Methylene Chloride	5 x 1.2 mL
NIST SRM	1994	Standard Silicon Single Crystal Wafer for Crystalline Orientation	100-mm wafer
NIST SRM	1995	Standard Sapphire Single Crystal Wafer for Crystalline Orientation	50-mm wafer
NIST SRM	2000	Calibration Standard for High-Resolution X-Ray Diffraction	1 block
NIST SRM	2012	Calibration Standard for High-Resolution X-Ray Diffraction (200 mm Wafer)	wafer
NIST SRM	2034	Holmium Oxide Solution Wavelength Standard (240 nm to 650 nm)	Cuvette
NIST SRM	2036	Near Infrared Wavelength/Wavenumber Reflection Standard	each
NIST SRM	2061	TiAl(NbW) Alloy for Microanalysis	cube
NIST SRM	2066	K-411 Glass Microspheres	50 mg
NIST SRM	2074	Sinusoidal Roughness Specimen	each
NIST SRM	2075	Sinusoidal Roughness Specimen	each
NIST SRM	2082	Pathlength Absorbance Standards for Microliter Volume Spectrophotometers	set of 3 vials
NIST SRM	2088	Density Standard for Medical Computed Tomography	five foam blocks
NIST SRM	2092	Low-Energy Charpy V-Notch Impact Specimen NIST-Verification (ASTM E23)	set
NIST SRM	2093	Low-Energy Charpy V-Notch Impact Specimen Self-Verification (ASTM E23)	set
NIST SRM	2096	High-Energy Charpy V-Notch Impact Specimen NIST-Verification (ASTM E23)	set
NIST SRM	2097	High-Energy Charpy V-Notch Impact Specimens (Self-Verification,  8-mm Striker)	set
NIST SRM	2100a	Fracture Toughness of Ceramic	5 bars
NIST SRM	2100b	Fracture Toughness of Ceramic	5 bars
NIST SRM	2112	Dynamic Impact Force Verific Specimens (Nominal 24kN)	set
NIST SRM	2113	Dynamic Impact Force Verification Specimens (Nominal 33kN)	set
NIST SRM	2133	Phosphorus Implant in Si Depth Profile	each
NIST SRM	2134	Arsenic Implant in Silicon Depth Profile Standard	each
NIST SRM	2135c	Ni/Cr Thin Film Depth Profile	each
NIST SRM	2137	Boron Implant in Silicon Standard for Calibration of Concentration in a Depth Profile	each
NIST SRM	2139	Zinc-Aluminum Alloy	100 g
NIST SRM	2141	Urea	2 g
NIST SRM	2143	p-Fluorobenzoic Acid	2 g
NIST SRM	2144	m-Chlorobenzoic Acid	2 g
NIST SRM	2152	Urea Combustion Calorimetric Standard	25 g
NIST SRM	2159	Low-Alloy Steel (pin form)	200 g
NIST SRM	2160	Low-Alloy Steel (pin form)	200 g
NIST SRM	2165	Low Alloy Steel	150 g
NIST SRM	2166	Low Alloy Steel	150 g
NIST SRM	2167	Low Alloy Steel	150 g
NIST SRM	2168	High-Purity Iron (chip form)	150 g
NIST SRM	2171	LA Steel, (HSLA 100)	150 g
NIST SRM	2172	S-7 Tool Steel	150 g
NIST SRM	2175	Refractory Alloy MP-35-N	150 g
NIST SRM	2181	HEPES	60 g
NIST SRM	2182	HEPES Sodium Salt	60 g
NIST SRM	2185	Potassium Hydrogen Phthalate pD Standard	60 g
NIST SRM	2186I	Potassium Dihydrogen Phosphate	30 g
NIST SRM	2186II	Disodium Hydrogen Phosphate	30 g
NIST SRM	2191a	Sodium Bicarbonate	30 g
NIST SRM	2192a	Sodium Carbonate	30 g
NIST SRM	2197	Low-Energy Charpy V-Notch Specimens (Self-Verification, 2-mm Striker)	set
NIST SRM	2198	High-Energy Charpy V-Notch Specimens (Self-Verification, 2-mm Striker)	set
NIST SRM	2201	Sodium Chloride (Ion-Selective)	125 g
NIST SRM	2203	Potassium Fluoride (Standard for Ion-Selective Electrodes)	125 g
NIST SRM	2206	Controlled Pore Glass - BET Specific Surface Area (300 nm)	5 g
NIST SRM	2207	Controlled Pore Glass - BET Specific Surface Area (Nominal Pore Diameter 18 nm)	5 g
NIST SRM	2214	Isooctane Liquid Density	4 x 5 mL
NIST SRM	2216	Miniaturized Low Energy Charpy, V Notch KLST Impact Specimen	set
NIST SRM	2218	Miniaturized Hi Energy Charpy, V Notch KLST Impact Specimen	set
NIST SRM	2219	Miniaturized Super High Energy, Charpy VNotch KLST Impact Spec	set
NIST SRM	2234	Gallium for Thermal Analysis	2 g
NIST SRM	2235	Bismuth for Thermal Analysis	1.5 g
NIST SRM	2241	Relative Intensity Correction Standard for Raman Spectroscopy: 785 nm Excitation	each
NIST SRM	2244	Relative Intensity Correction Standard for Raman Spectroscopy: 1064 nm Excitation	each
NIST SRM	2245	Relative Intensity Correction Standard for Raman Spectroscopy: 633 nm Excitation	each
NIST SRM	2246	Relative Intensity Correction Standard for Raman Spectroscopy: 830 nm Excitation	each
NIST SRM	2259	Polychlorinated Biphenyl Congeners in 2,2,4-Trimethylpentane	5 ampoules x 1.2 mL
NIST SRM	2260a	Aromatic Hydrocarbons in Toluene	5 x 1.2 mL
NIST SRM	2262	Chlorinated Biphenyl Congeners in 2,2,4-Trimethylpentane (Nominal Mass Concentration 2 μg/mL)	5 x 1.2 mL
NIST SRM	2266	Hopanes and Steranes in 2,2,4 Trimethylpentane	5 x 1.2 mL
NIST SRM	2269	Perdeuterated PAH-I Solution in Hexane/Toluene	5x1.2 mL
NIST SRM	2270	Perdeuterated PAH-II Solution in Hexane/Toluene	5x1.2 mL
NIST SRM	2273	Chlorinated Pesticides (DDTs) and Metabolites in Isooctane	5x1.2 mL
NIST SRM	2274	Polychlorinated Biphenyl Congeners in 2,2,4-Trimethylpentane	5x1.2 mL
NIST SRM	2275	Chlorinated Pesticide Solution-II in Isooctane	5x1.2 mL
NIST SRM	2285	Ignitable Liquids Test Mixture	5 x 1.2 mL
NIST SRM	2294	Reformulated Gasoline (Nominal Mass Fraction 11% MTBE)	2 x 20 mL
NIST SRM	2295	Reformulated Gasoline (nominal 15% MTBE)	2 x 20 mL
NIST SRM	2296	Reformulated Gasoline (Nominal Mass Fraction 13 % ETBE)	2 x 20 mL
NIST SRM	2297	Reformulated Gasoline (Nominal Mass Fraction 10% Ethanol)	2 x 20 mL
NIST SRM	2298	Sulfur in Gasoline (High-Octane)	5 x 20 mL
NIST SRM	2299	Sulfur in Gasoline (Reformulated)	5 x 20 mL
NIST SRM	2366a	Cytomegalovirus DNA (TowneΔ147 BAC) for DNA Measurements	1 vial x 150 uL
NIST SRM	2373	Genomic DNA Standards for HER2 Measurements	5 vials, 1 each level
NIST SRM	2374	DNA Sequence Library for External RNA Controls	96 tubes
NIST SRM	2377	Fatty Acid Methyl Esters in 2,2,4-Trimethylpentane	5 x 1.2 mL
NIST SRM	2378	Fatty Acids in Frozen Human Serum	3 vials x 1 mL
NIST SRM	2383a	Baby Food Composite	4 X 70 g
NIST SRM	2384	Baking Chocolate	5 x 91 g
NIST SRM	2387	Peanut Butter	3 x 170 g
NIST SRM	2389a	Amino Acids in 0.1 mol/L Hydrochloric Acid	5 ampoules x 1.2 mL
NIST SRM	2391c	PCR-Based DNA Profiling Standard	6 vials
NIST SRM	2392	Mitochondrial DNA Sequencing	set (3)
NIST SRM	2392-I	Mitochondrial DNA Sequencing (Human HL-60 DNA)	each
NIST SRM	2393	CAG Repeat Length Mutation in Huntington's Disease	set (6)
NIST SRM	2394	Heteroplasmic Mitochondrial DNA Mutation Detection Std	set (10)
NIST SRM	2396	Oxidative DNA Damage Mass Spectrometry Standards	set (10)
NIST SRM	2426	55 % Aluminum-Zinc Alloy	40 g
NIST SRM	2429	Flue Gas Desulfurization Gypsum	1 bottle x 200 g
NIST SRM	2430	Scheelite Ore	100 g
NIST SRM	2431	Titanium Base Alloy	50 g
NIST SRM	2432	Titanium-Base Alloy 10V - 2Fe - 3Al	50 g
NIST SRM	2433	Titanium-Base Alloy 8Al-1Mo-1V	50 g
NIST SRM	2445	Mercury in Iodized Activated Carbon	25 g
NIST SRM	2448	Mercury in Brominated Activated Carbon	25 g
NIST SRM	2451	Fine Carbon (Activated) - From Cyanide Ore Leaching	100 g
NIST SRM	2453a	Hydrogen In Titanium Alloy (Nominal Mass Fraction 125 mg/kg H)	10 g
NIST SRM	2454	Hydrogen In Titanium Alloy	10 g
NIST SRM	2461	Standard Cartridge Case	1 each
NIST SRM	2483	Single-Wall Carbon Nanotubes (Raw Soot)	250 mg
NIST SRM	2484	Multiwall Carbon Nanotubes (Raw Soot)	6 g
NIST SRM	2492	Bingham Paste Mixture for Rheological Measurements	kit for two batches
NIST SRM	2493	Bingham Mortar Mixture for Rheological Measurements	kit for two batches
NIST SRM	2514	Wavelength Calibration Reference for 1560 nm to 1595 nm	each
NIST SRM	2515	Wavelength Calibration Reference for 1595 nm to 1630 nm	each
NIST SRM	2517a	High Resolution Wavelength Calibration Reference for 1510 to 1540 nm Acetylene 12C2H2	each
NIST SRM	2520	Optical Fiber Diameter Standard	each
NIST SRM	2541	Silicon Resistivity Standard - 0.01 ohm•cm Level	wafer
NIST SRM	2543	Silicon Resistivity Standard - 1 ohm•cm Level	wafer
NIST SRM	2553	Optical Fiber Coating Diameter (Nominal Refractive Index 1.504)	each
NIST SRM	2554	Optical Fiber Coating Diameter (Nominal Refractive Index 1.515)	each
NIST SRM	2556	Used Auto Catalyst (Pellets)	70 g
NIST SRM	2557	Used Auto Catalyst (Monolith)	70 g
NIST SRM	2569	Lead Paint Films for Children's Products	8 sheets
NIST SRM	2570	Lead Paint Film for Building Surfaces (Blank) (Color:  White)	1 film
NIST SRM	2571	Lead Paint Film for Building Surfaces (Nominal PB 3.5 mg/cm2 (Color:  Yellow)	1 +blank
NIST SRM	2572	Lead Paint Film for Building Surfaces (Nominal Pb 1.6 mg/cm2) (Color:  Orange)	1 +blank
NIST SRM	2573	Lead Paint Film for Building Surfaces (Nominal Pb 1.0 mg/cm2) (Color:  Red)	1 +blank
NIST SRM	2574	Lead Paint Film for Building Surfaces (Nominal Pb 0.7 mg/cm2) (Color:  Gold)	1 +blank
NIST SRM	2575	Lead Paint Film for Building Surfaces (Nominal Pb 0.3 mg/cm2) (Color:  Green)	1 +blank
NIST SRM	2576	Lead Paint Film for Building Surfaces (Nominal Pb 5.6 mg/cm2) (Color:  Blue)	1 +blank
NIST SRM	2579a	Lead Paint Films For Building Surfaces (SRM 2570 through SRM 2575)	set (6)
NIST SRM	2580	Powdered Paint (Nominal Mass Fraction of 4 % Lead)	30 g
NIST SRM	2581	Powdered Paint (Nominal Mass Fraction of 0.5 % Lead)	35 g
NIST SRM	2582	Powdered Paint (Nominal 200 mg/kg Lead)	20 g
NIST SRM	2583	Trace Elements in Indoor Dust (Nominal Mass Fraction of 90 mg/kg Lead)	8 g
NIST SRM	2584	Trace Elements in Indoor Dust (Nominal Mass Fraction of 1 % Lead)	8 g
NIST SRM	2585	Organic Contaminants in House Dust	10 g
NIST SRM	2586	Trace Elements in Soil Containing Lead From Paint (Nominal 500 mg/kg Lead)	55 g
NIST SRM	2587	Trace Elements in Soil Containing Lead from Paint (Nominal Mass Fraction of 3000 mg/kg Lead)	55 g
NIST SRM	2589	Powdered Paint (Nominal Mass Fraction of 10 % Lead)	35 g
NIST SRM	2613a	Carbon Monoxide in Air (Nominal Amount-of-Substance Fraction 20 µmol/mol)	6 L cylinder
NIST SRM	2614a	Carbon Monoxide in Air (Nominal Amount-of-Substance Fraction 45 µmol/mol)	6 L cylinder
NIST SRM	2619a	Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 0.5 % mol/mol)	6 L cylinder
NIST SRM	2621a	Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 1.5 % mol/mol)	6 L cylinder
NIST SRM	2622a	Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 2 % mol/mol)	6 L cylinder
NIST SRM	2624a	Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 3 % mol/mol)	6 L cylinder
NIST SRM	2625a	Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 3.5 % mol/mol)	6 L cylinder
NIST SRM	2627a	Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 5 µmol/mol)	6 L cylinder
NIST SRM	2630	Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 1500 µmol/mol)	6 L cylinder
NIST SRM	2635a	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 25 µmol/mol)	6 L cylinder
NIST SRM	2636a	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 250 µmol/mol)	6 L cylinder
NIST SRM	2637a	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 2500 µmol/mol)	6 L cylinder
NIST SRM	2640a	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 2 % mol/mol)	6 L cylinder
NIST SRM	2641a	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 4 % mol/mol)	6 L cylinder
NIST SRM	2642a	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 8 % mol/mol)	6 L cylinder
NIST SRM	2644a	Propane in Nitrogen (Nominal Amount-of-Substance Fraction 250 µmol/mol)	6 L cylinder
NIST SRM	2657a	Oxygen in Nitrogen (Nominal Amount-of-Substance Fraction 2 % mol/mol)	6 L cylinder
NIST SRM	2658a	Oxygen in Nitrogen (Nominal Amount-of-Substance Fraction 10 % mol/mol)	6 L cylinder
NIST SRM	2668	Toxic Elements in Frozen Human Urine	10 vials x 1.5 mL
NIST SRM	2669	Arsenic Species in Frozen Human Urine	10 vials x 1.5 mL
NIST SRM	2670a	Toxic Elements in Freeze-Dried Urine	4 bottles x 20 mL
NIST SRM	2681	Trace Constituent Elements in Blank Filters	10 filters
NIST SRM	2682c	Subbituminous Coal (Nominal Mass Fraction 0.5 % Sulfur)	1 bottle x 50 g
NIST SRM	2683c	Bituminous Coal (Nominal Mass Fraction 2 % Sulfur)	50 g
NIST SRM	2684c	Bituminous Coal (Nominal Mass Fraction 3 % Sulfur)	50 g
NIST SRM	2685c	Bituminous Coal (Nominal Mass Fraction 5 %Sulfur)	50 g
NIST SRM	2688	Portland Cement Clinker	3 vials x 10 g
NIST SRM	2689	Coal Fly Ash	3 x 10 g
NIST SRM	2690	Coal Fly Ash	3 x 10 g
NIST SRM	2691	Coal Fly Ash	3 x 10 g
NIST SRM	2692c	Bituminous Coal (Nominal Mass Fraction 1 % Sulfur)	50 g
NIST SRM	2693	Bituminous Coal (Nominal Mass Fraction 0.5 % Sulfur)	50 g
NIST SRM	2696	Silica Fume (powder form)	70 g
NIST SRM	2700	Hexavalent Chromium in Contaminated Soil (Low Level)	75 g
NIST SRM	2701	Hexavalent Chromium in Contaminated Soil (High Level)	75 g
NIST SRM	2702	Inorganics in Marine Sediment	50 g
NIST SRM	2703	Sediment for Solid Sampling (Small Sample) Analytical Techniques	5 g
NIST SRM	2709a	San Joaquin Soil	50 g
NIST SRM	2710a	Montana I Soil	50 g
NIST SRM	2711a	Montana II Soil	50 g
NIST SRM	2717a	Sulfur in Residual Fuel Oil (Nominal Mass Fraction 3%)	100 mL
NIST SRM	2718a	Green Petroleum Coke	50 g
NIST SRM	2719	Calcined Petroleum Coke	50 g
NIST SRM	2720	Sulfur in Di-n-Butyl Sulfide	5 x 4.5 mL
NIST SRM	2721	Crude Oil (Light -Sour)	5X10 mL
NIST SRM	2722	Crude Oil (Heavy Sweet)	5X10 mL
NIST SRM	2723b	Sulfur in Diesel Fuel Oil (Nominal Mass Fraction 10 mg/kg)	100 mL
NIST SRM	2731	Hydrogen Sulfide in Nitrogen (Nominal Amount-of-Substance Fraction 20 µmol/mol)	6 L cylinder
NIST SRM	2735	Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 800 µmol/mol)	6 L cylinder
NIST SRM	2737	Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 500 nmol/mol)	6 L cylinder
NIST SRM	2738	Nitric Oxide in Nitrogen (Nominal Amount-of-Substance Fraction 1000 nmol/mol)	6 L cylinder
NIST SRM	2740a	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 10 % mol/mol)	6 L cylinder
NIST SRM	2741a	Carbon Monoxide in Nitrogen (Nominal Amount-of-Substance Fraction 13 % mol/mol)	6 L cylinder
NIST SRM	2745	Carbon Dioxide in Nitrogen (Nominal Amount-of-Substance Fraction 16 % mol/mol)	6 L cylinder
NIST SRM	2750	Methane in Air (Nominal Amount-of-Substance Fraction 50 µmol/mol)	6 L cylinder
NIST SRM	2751	Methane in Air (Nominal Amount-of-Substance Fraction 100 µmol/mol)	6 L cylinder
NIST SRM	2764	Propane in Air (Nominal Amount-of-Substance Fraction 0.25 µmol/mol)	6 L cylinder
NIST SRM	2765	Propane in Air (Nominal Amount-of-Substance Fraction 100 nmol/mol)	6 L cylinder
NIST SRM	2770	Sulfur in Diesel Fuel Oil (Nominal Mass Fraction 40 mg/kg)	10 x 10 mL
NIST SRM	2772	B100 Biodiesel (Soy-Based)	5 ampoules x 10 mL each
NIST SRM	2775	Foundry Coke	50 g
NIST SRM	2776	Furnace Coke	50 g
NIST SRM	2779	Gulf of Mexico Crude Oil	5 x 1.2mL
NIST SRM	2780a	Hard Rock Mine Waste	50 g
NIST SRM	2781	Domestic Sludge	40 g
NIST SRM	2782	Industrial Sludge	70 g
NIST SRM	2783	Air Particulate on Filter Media	2 +2 Blnk (47 mm dia)
NIST SRM	2786	Fine Atmospheric Particulate Matter (Mean Particle Diameter < 4 µm)	100 mg to 140 mg
NIST SRM	2787	Fine Atmospheric Particulate Matter (Mean Particle Diameter < 10 µm)	100 mg to 140 mg
NIST SRM	2798a	Vickers Microhardness of Nickel	each
NIST SRM	2806b	Medium Test Dust (MTD) in Hydraulic Fluid	2 x 400mL
NIST SRM	2810	Rockwell C Hardness, Low Range	each
NIST SRM	2811	Rockwell C Hardness -  Mid Range	each
NIST SRM	2812	Rockwell C Scale Hardness - High Range	each
NIST SRM	2816	Rockwell Hardness 15N Scale -  Low Range (Nominal 72 HR15N)	1 block
NIST SRM	2817	Rockwell Hardness 15N Scale - Mid Range (Nominal 83 HR15N)	1 block
NIST SRM	2818	Rockwell Hardness 15N Scale - High Range (Nominal 91 HR15N)	1 block
NIST SRM	2819	Rockwell Hardness 30N Scale - Low Range (Nominal 45 HR30N)	1 block
NIST SRM	2820	Rockwell Hardness 30N Scale - Mid Range (Nominal 64 HR30N)	1 block
NIST SRM	2821	Rockwell Hardness 30N Scale - High Range (Nominal 79 HR30N)	1 block
NIST SRM	2828	Knoop Microhardness of Steel	each
NIST SRM	2829	Vickers Microhardness of Steel	each
NIST SRM	2830	Knoop Hardness of Ceramics	each
NIST SRM	2831	Vickers Hardness of Ceramics and Hardmetals	each
NIST SRM	2841	Semiconductor Thin Film: AlxGa1-xAs Epitaxial Layers (Al mole fraction x near 0.20)	disk
NIST SRM	2842	Semiconductor Thin Film: AlxGa1-xAs Epitaxial Layers (Al mole fraction x near 0.30)	disk
NIST SRM	2855	Additive Elements in Polyethylene	3 Levels, 80 g each
NIST SRM	2859	Restricted Elements in Polyvinyl Chloride	25 g
NIST SRM	2861	Restricted Elements in Polyvinyl Chloride	25 g
NIST SRM	2870	Relative Permittivity and Loss Tangent 1422 Cross-Linked Polystyrene	circular-cylindrical puck
NIST SRM	2881	Polystyrene Absolute Molecular Mass Distribution Standard	0.3 g
NIST SRM	2885	Polyethylene (Mw, 6 280 g/mol)	0.3 g
NIST SRM	2886	Polyethylene (Mw, 87 000 g/mol)	0.3 g
NIST SRM	2887	Polyethylene (Mw, 196 400 g/mol)	0.3 g
NIST SRM	2890	Water Saturated 1-Octanol	5 x 2 mL
NIST SRM	2891	Ethanol-Water Solution (Nominal Mass Fraction 0.02 %)	5 x 1.2 mL
NIST SRM	2892	Ethanol-Water Solution (Nominal Mass Fraction 0.04 %)	5 x 1.2 mL
NIST SRM	2894	Ethanol-Water Solution (Nominal Mass Fraction 0.1 %)	5 x 1.2 mL
NIST SRM	2895	Ethanol-Water Solution (Nominal Mass Fraction 0.2 %)	5 x 1.2 mL
NIST SRM	2896	Ethanol-Water Solution (Nominal Mass Fraction 0.3 %)	5 x 1.2 mL
NIST SRM	2897a	Ethanol Water Solution (Nominal Mass Fraction 2 %)	5 x 10 mL
NIST SRM	2898a	Ethanol Water Solution, (Nominal Mass Fraction 6 %)	5 x 10 mL
NIST SRM	2899a	Ethanol-Water Solution (Nominal Mass Fraction 25 %)	5 x 10 mL
NIST SRM	2900	Ethanol-Water Solution (Nominal Mass Fraction 95.6%)	5 x 10 mL
NIST SRM	2905	Trace Terrorist Explosives Simulants	4 bottles x 1 g each
NIST SRM	2910b	Hydroxyapatite	2 g
NIST SRM	2924	C-Reactive Protein Solution	3 vials x 1 mL
NIST SRM	2942	Relative Intensity Correction Standard for Fluorescence Spectroscopy: Ultraviolet Emission	each(12.5 x 12.5 x 45)mm
NIST SRM	2943	Relative Intensity Correction Standard for Fluorescence Spectroscopy: Blue Emission	each(12.5 x 12.5 x 45)mm
NIST SRM	2944	Relative Intensity Correction Standard for Fluorescence Spectroscopy: Red Emission	each(12.5 x 12.5 x 45)mm
NIST SRM	2950a	Respirable Alpha Quartz on Filter Media (Nominal Mass of Alpha Quartz 5 µg-500 µg)	35 filters plus 35 blanks
NIST SRM	2960	Respirable Cristobalite on Filter Media (Nominal Mass of Cristobalite: 5 ug - 250 ug)	30 filters plus 30 blanks
NIST SRM	2972a	25-Hydroxyvitamin D Calibration Solutions	20 ampoules x 1.2 mL
NIST SRM	2973	Vitamin D Metabolites in Frozen Human Serum (High Level)	2 vials x 1 mL
NIST SRM	2974a	Organics in Freeze-Dried Mussel Tissue (Mytilus edulis)	5 g
NIST SRM	2975	Diesel Particulate Matter	1 g
NIST SRM	3035	Arsenic Species in Apple Juice	5 x 1.5 mL
NIST SRM	3060	Monoester Phthalates in Acetonitrile	5 ampoules x 1.2 mL
NIST SRM	3074	Phthalates in Methanol	5 x 1.2 mL
NIST SRM	3077	Aroclor 1242 in Transformer Oil	5x1.2 mL
NIST SRM	3079	Aroclor 1254 in Transformer Oil	5x1.2 mL
NIST SRM	3080	Aroclor 1260 in Transformer Oil	5x1.2 mL
NIST SRM	3101a	Aluminum (Al) Standard Solution	5 x 10 mL
NIST SRM	3102a	Antimony (Sb) Standard Solution	50 mL
NIST SRM	3103a	Arsenic (As) Standard Solution	5 x 10 mL
NIST SRM	3104a	Barium (Ba) Standard Solution	50 mL
NIST SRM	3105a	Beryllium (Be) Standard Solution	5 x 10 mL
NIST SRM	3107	Boron (B) Standard Solution	50 mL
NIST SRM	3108	Cadmium (Cd) Standard Solution	5 x 10 mL
NIST SRM	3109a	Calcium (Ca) Standard Solution	5 x 10 mL
NIST SRM	3110	Cerium (Ce) Standard Solution	5x10 mL
NIST SRM	3111a	Cesium (Cs) Standard Solution	5 x 10 mL
NIST SRM	3113	Cobalt (Co) Standard Solution	5x10 mL
NIST SRM	3115a	Dysprosium (Dy) Standard Solution	5x10 mL
NIST SRM	3117a	Europium (Eu) Standard Solution	5x10 mL
NIST SRM	3118a	Gadolinium (Gd) Standard Solution	5x10 mL
NIST SRM	3119a	Gallium (Ga) Standard Solution	5 x 10 mL
NIST SRM	3120a	Germanium (Ge) Standard Solution	50 mL
NIST SRM	3121	Gold (Au) Standard Solution	5 x 10 mL
NIST SRM	3122	Hafnium (Hf) Standard Solution	50 mL
NIST SRM	3123a	Holmium (Ho) Standard Solution	5x10 mL
NIST SRM	3124a	Indium (In) Standard Solution	5x10 mL
NIST SRM	3126a	Iron (Fe) Standard Solution	5 x 10 mL
NIST SRM	3127a	Lanthanum (La) Standard Solution	5 x 10 mL
NIST SRM	3128	Lead (Pb) Standard Solution	5 x 10 mL
NIST SRM	3129a	Lithium (Li) Standard Solution	5x10 mL
NIST SRM	3130a	Lutetium (Lu) Standard Solution	5 x 10 mL
NIST SRM	3131a	Magnesium (Mg) Standard Solution	5 x 10 mL
NIST SRM	3132	Manganese (Mn) Standard Solution	5 x 10 mL
NIST SRM	3133	Mercury (Hg) Standard Solution	5 x 10 mL
NIST SRM	3134	Molybdenum (Mo) Standard Solution	5 x 10 mL
NIST SRM	3135a	Neodymium (Nd) Standard Solution	5x10 mL
NIST SRM	3136	Nickel (Ni) Standard Solution	5x10 mL
NIST SRM	3137	Niobium (Nb) Standard Solution	50 mL
NIST SRM	3138	Palladium (Pd) Standard Solution	5x10 mL
NIST SRM	3139a	Phosphorus (P) Standard Solution	5x10 mL
NIST SRM	3140	Platinum (Pt) Standard Solution	5x10 mL
NIST SRM	3141a	Potassium (K) Standard Solution	5 x 10 mL
NIST SRM	3142a	Praseodymium (Pr) Standard Solution	5x10 mL
NIST SRM	3143	Rhenium (Re) Standard Solution	5 x 10 mL
NIST SRM	3145a	Rubidium (Rb) Standard Solution	5x10 mL
NIST SRM	3147a	Samarium (Sm) Standard Solution	5x10 mL
NIST SRM	3148a	Scandium (Sc) Standard Solution	5x10 mL
NIST SRM	3149	Selenium (Se) Standard Solution	5 X 10 mL
NIST SRM	3150	Silicon (Si) Standard Solution	50 mL
NIST SRM	3151	Silver (Ag) Standard Solution	5 x 10 mL
NIST SRM	3155	Tantalum (Ta) Standard Solution	50 mL
NIST SRM	3156	Tellurium (Te) Standard Solution	5 x 10 mL
NIST SRM	3157a	Terbium (Tb) Standard Solution	5x10 ml
NIST SRM	3160a	Thulium (Tm) Standard Solution	5 x 10 mL
NIST SRM	3161a	Tin (Sn) Standard Solution	50 mL
NIST SRM	3162a	Titanium (Ti) Standard Solution	50 mL
NIST SRM	3163	Tungsten (W) Standard Solution	50 mL
NIST SRM	3164	Uranium (U) Standard Solution (Radioactive)	5 x 10 mL
NIST SRM	3165	Vanadium (V) Standard Solution	5 x 10 mL
NIST SRM	3166a	Ytterbium (Yb) Standard Solution	5 x 10 mL
NIST SRM	3167a	Yttrium (Y) Standard Solution	5 x 10 mL
NIST SRM	3168a	Zinc (Zn) Standard Solution	5 x 10 mL
NIST SRM	3169	Zirconium (Zr) Standard Solution	50 mL
NIST SRM	3177	Mercuric Chloride Standard Solution	5 x 10 mL
NIST SRM	3181	Sulfate Anion (SO42–) Standard Solution	5 x 10 mL
NIST SRM	3182	Chloride Anion (Cl–) Standard Solution	5 x 10 mL
NIST SRM	3183	Fluoride Anion (F-) Standard Solution	50 mL
NIST SRM	3184	Bromide Anion (Br-) Standard Solution	5 x 10 mL
NIST SRM	3185	Nitrate Anion (NO3–) Standard Solution	5 x 10 mL
NIST SRM	3222	Cigarette Tobacco Filler	20 x 10 g
NIST SRM	3232	Kelp Powder (Thallus laminariae)	3 pouches x 5 g
NIST SRM	3233	Fortified Breakfast Cereal	60 g each
NIST SRM	3234	Soy Flour	50 g
NIST SRM	3235	Soy Milk	10 x 10 mL
NIST SRM	3236	Soy Protein Isolate	5 x 10 g
NIST SRM	3237	Soy Protein Concentrate	5 x 10 g
NIST SRM	3238	Soy-Containing Solid Oral Dosage Form	5 x 10 g
NIST SRM	3239	Isoflavones Calibration Solutions	10 x 1.2 mL
NIST SRM	3246	Ginkgo biloba (Leaves)	5 X 3 g
NIST SRM	3247	Ginkgo biloba (Extract)	5 x 1 g
NIST SRM	3248	Ginkgo-Containing Tablets	5 x 1 g
NIST SRM	3250	Saw Palmetto (Serenoa repens) Fruit	5 x 6 g
NIST SRM	3251	Saw Palmetto (Serenoa repens) Extract	5 x 1 mL
NIST SRM	3252	Protein Drink Mix	5 pouches x 10 g each
NIST SRM	3254	Green Tea (Camellia sinensis) Leaves	5 x 3 g
NIST SRM	3255	Green Tea (Camellia sinensis) Extract	5 x 1 g
NIST SRM	3256	Green Tea-Containing Solid Oral Dosage Form	5 x 2.5 g
NIST SRM	3257	Catechin Calibration Solutions	12 x 2 mL
NIST SRM	3262	St. John's Wort (Hypericum perforatum L.) Aerial Parts	5 packets x 3.3 grams
NIST SRM	3264	St. John's Wort (Hypericum perforatum L.) Methanol Extract	5 packets x 1.6 grams
NIST SRM	3274	Botanical Oils Containing Omega-3 and Omega-6 FattyAcids	4 x 1.2 mL
NIST SRM	3275	Omega-3 and Omega-6 Fatty Acids in Fish Oil	3 ea (2 ampoule x 1.2 mL)
NIST SRM	3278	Tocopherols in Edible Oils	5 x 1 mL
NIST SRM	3280	Multivitamin/Multielement Tablets	30 tablets x 5 bottles
NIST SRM	3281	Cranberry (Fruit)	5 x 6 g
NIST SRM	3282	Low-Calorie Cranberry Juice Cocktail	5 x 1.2 mL
NIST SRM	3286	Organic Acids Calibration Solution	5 x 2 mL
NIST SRM	3287	Blueberry (Fruit)	5 pouches x 5 g each
NIST SRM	3290	Dry Cat Food	5 pouches x 10 g each
NIST SRM	3451	Low Temperature Seebeck Coefficient Standard	bar
NIST SRM	3530	Iodized Table Salt (Iodide)	1 bottle x 200 g
NIST SRM	3532	Calcium-Containing Solid Oral Dosage Form	5 x 10 g
NIST SRM	3600	Absolute Intensity Calibration Standard for Small-Angle X-ray Scattering	coupon
NIST SRM	3667	Creatinine in Frozen Human Urine	1 bottle x 10 mL
NIST SRM	3668	Mercury, Perchlorate, and Iodide in Frozen Human Urine	10 vials x 1.5 mL
NIST SRM	3669	Arsenic Species in Frozen Human Urine (Elevated Levels)	5 vials x 1.5 mL
NIST SRM	3671	Nicotine Metabolites in Human Urine (Frozen)	3 vials x 10 mL
NIST SRM	3672	Organic Contaminants in Smokers' Urine (Frozen)	5 vials x 10 mL
NIST SRM	3673	Organic Contaminants in Non-Smokers' Urine (Frozen)	5 vials x 10 mL
NIST SRM	3950	Vitamin B6 in Frozen Human Serum	2 vials x 1 mL
NIST SRM	4222C	Carbon-14 Radioactivity Standard for Liquid Scintillation Counting	5 mL
NIST SRM	4226D	Nickel-63 Radioactivity Standard	5 mL
NIST SRM	4239	Strontium-90 Radioactivity Standard Solution	5 mL
NIST SRM	4274	Holmium-166m Gamma-ray Emission Rate Standard	5 mL
NIST SRM	4288B	Technetium-99 Radioactivity Standard	5 mL
NIST SRM	4320b	Curium-244 Radioactivity Standard	5 mL
NIST SRM	4326a	Polonium-209 Radioactivity Standard	5 mL
NIST SRM	4328C	Thorium-229 Radioactivity Standard Solution	5 mL
NIST SRM	4330C	Plutonium-239 Radioactivity Standard	3 mL
NIST SRM	4332E	Americium-243 Radioactivity Standard	5 mL
NIST SRM	4337	Lead-210 Radioactivity Standard	5 mL
NIST SRM	4339b	Radium-228 Radioactivity Solution	5 mL
NIST SRM	4340B	Plutonium-241 Radioactivity Standard	5 mL
NIST SRM	4341a	Neptunium-237 Radioactivity Standard	5 mL
NIST SRM	4342A	Thorium-230 Radioactivity Standard	5 mL
NIST SRM	4350B	River Sediment Environmental Radioactivity Standard	85 g
NIST SRM	4351	Human Lung Environmental Radioactivity Standard	45 g
NIST SRM	4352	Human Liver Environmental Radioactivity Standard	45 g
NIST SRM	4353A	Rocky Flats Soil Number 2	90 g
NIST SRM	4354	Freshwater Lake Sediment Environmental Radioactivity Standard	25 g
NIST SRM	4356	Ashed Bone (Radioactivity)	15 g
NIST SRM	4357	Ocean Sediment Powder	85 g
NIST SRM	4358	Ocean Shellfish Radionuclide Standard	150 g
NIST SRM	4359	Seaweed Radionuclide Standard	300 g
NIST SRM	4361C	Hydrogen-3 Radioactivity Standard	500 mL
NIST SRM	4915F	Cobalt-60 Radioactivity Standard Solution	5 mL
NIST SRM	4919I	Strontium-90 Radioactivity Standard	5 mL
NIST SRM	4926E	Hydrogen-3 Radioactivity Standard	20 mL
NIST SRM	4927g	Hydrogen-3 Radioactivity Standard	5 mL
NIST SRM	4929F	Iron-55 Radioactivity Standard	5 mL
NIST SRM	4943	Chlorine-36 Radioactivity Standard	3 mL
NIST SRM	4949d	Iodine-129 Radioactivity Standard	5 mL
NIST SRM	4965a	Radium-226 Radioactivity Standard	5 mL
NIST SRM	4966A	Radium-226 Radioactivity Standard	5 mL
NIST SRM	4967A	Radium-226 Radioactivity Standard Solution	5 mL
NIST SRM	4969	Radium-226 Radioactivity Standard	5 mL
NIST SRM	4990C	Oxalic Acid	8 x 28 g
NIST SRM	6002a	Multi-Junction Thermal Converter - 600 ohms	each
NIST SRM	6002b	Multi-Junction Thermal Converter - 1040 ohms	each
NIST SRM	6003a	Portable Vacuum Standard	each
NIST SRM	6003b	Portable Vacuum Standard 1 Pa to 700kPa (Commercial Mercury Manometer Replacement)	each
NIST SRM	8010	Sand for Sand Sieve Analysis	3 x 150 g
NIST SRM	8011	Gold Nanoparticles, Nominal 10 nm Diameter	2 x 5 mL
NIST SRM	8017	Polyvinylpyrrolidone Coated Silver Nanoparticles (Nominal Diameter 75 nm)	5 vials
NIST SRM	8027	Silicon Nanoparticles (Nominal Diameter 2 nm)	5 x 1.0 mL
NIST SRM	8091	Scanning Electron Microscope Sharpness Standard	each
NIST SRM	8095	Si1-xGex Films on Si	2 wafers, 1 each level
NIST SRM	8096	CMOS MEMS 5-in-1 Test Chip	1 computer chip
NIST SRM	8097	MEMS 5-in-1 Test Chip	1 computer chip
NIST SRM	8281	Single-Wall Carbon Nanotubes (Dispersed, Three Length-Resolved Populations)	4 x 2.5 mL
NIST SRM	8321	Peptide Mixture of Proteomics	3 vials x 50 uL
NIST SRM	8391	Human DNA for Whole-Genome Variant Assessment (Son of Eastern European Ashkenazim Jewish Ancestry)	1 vial
NIST SRM	8392	Human DNA for Whole-Genome Variant Assessment (Trio of Eastern European Ashkenazim Jewish Ancestry)	3 vials
NIST SRM	8393	Human DNA for Whole-Genome Variant Assessment (Son of Chinese Ancestry)	1 vial
NIST SRM	8394	Tissue Engineering Reference Scaffolds for Cell Culture	24 scaffolds
NIST SRM	8398	Human DNA for Whole-Genome Variant Assessment (Daughter of Utah/European Ancestry)	1 vial
NIST SRM	8420	Electrolytic Iron	0.64 D x 5.0
NIST SRM	8441a	Wheat Hardness (kernel form)	set (50)
NIST SRM	8445	Spray-Dried Whole Egg for Allergen Detection	5 g
NIST SRM	8446	Perfluorinated Carboxylic Acids and Perfluorooctane Sulfonamide in Methanol	4 x 1.2 mL
NIST SRM	8447	Perfluorinated Sulfonic Acids in Methanol	3 x 1.2 mL
NIST SRM	8455	Pyrite Ore Bioleaching Substrate	100 g
NIST SRM	8491	Sugarcane Bagasse Whole Biomass Feedstock	50 g
NIST SRM	8492	Eastern Cottonwood Whole Biomass Feedstock	50 g
NIST SRM	8493	Monterey Pine Whole Biomass Feedstock	50 g
NIST SRM	8494	Wheat Straw Whole Biomass Feedstock	50 g
NIST SRM	8495	Northern Softwood	10 sheets
NIST SRM	8496	Eucalyptus Hardwood	10 sheets
NIST SRM	8505	Vanadium in Crude Oil	250 mL
NIST SRM	8506a	Moisture in Transformer Oil	5x9.5mL
NIST SRM	8509	Moisture in Methanol	set (5)
NIST SRM	8510	Moisture in Methanol	set (5)
NIST SRM	8529	IAEA-S-3 (Sulfur Isotopes in Silver Sulfide)	1 bottle x 0.5g
NIST SRM	8536	GISP-Water	20 mL
NIST SRM	8537	SLAP-Water Light Stable Isotopic Standard	20 mL
NIST SRM	8539	NBS22 Oil (Carbon and Hydrogen Isotopes in Oil)	1 mL
NIST SRM	8540	IAEA-CH-7 (Carbon and Hydrogen Isotopes in Polyethylene Foil)	3.5 g
NIST SRM	8541	USGS24 Graphite	0.8 g
NIST SRM		(Carbon Isotopes in Graphite)
NIST SRM	8543	NBS 18	0.4 g
NIST SRM		(Carbon Isotopes in Carbonatite)
NIST SRM	8546	NBS28 (Silicon and Oxygen Isotopes in Silica Sand)	0.4 g
NIST SRM	8547	IAEA-N-1	0.4 g
NIST SRM		(Nitrogen Isotopes in Ammonium Sulfate)
NIST SRM	8548	IAEA-N-2 (Nitrogen Isotopes in Ammonium Sulfate)	0.4 g
NIST SRM	8550	USGS25	0.5 g
NIST SRM		(Nitrogen Isotopes in Ammonium Sulfate)
NIST SRM	8551	USGS26	0.5 g
NIST SRM		(Nitrogen Isotopes in Ammonium Sulfate)
NIST SRM	8552	NSVEC	300 umol
NIST SRM		(Nitrogen Isotopes in Gaseous Nitrogen)
NIST SRM	8553	IAEA-S-4 (Soufre De Lacq)	0.5 g
NIST SRM		(Sulfur Isotopes in Elemental Sulfur)
NIST SRM	8554	IAEA-S-1 (Sulfur Isotopes in Silver Sulfide)	0.5 g
NIST SRM	8555	IAEA-S-2 (Sulfur Isotopes in Silver Sulfide)	0.5 g
NIST SRM	8556	NBS123	1.5 g
NIST SRM		(Sulfur Isotopes in Sphalerite)
NIST SRM	8557	NBS127	0.5 g
NIST SRM		(Sulfur and Oxygen Isotopes in Barium Sulfate)
NIST SRM	8558	USGS32 Nitrogen and Oxygen Isotopes in Nitrate	0.9 g
NIST SRM	8568	USGS34 Nitrogen and Oxygen Isotopes in Nitrate	0.9 g
NIST SRM	8569	USGS35 Nitrogen and Oxygen Isotopes in Nitrate	0.9 g
NIST SRM	8573	L-glutamic Acid USGS40(Light Carbon and Nitrogen Isotopes in L-glutamic Acid)	1 g
NIST SRM	8574	L-glutamic Acid USGS41 (Heavy Carbon and Nitrogen Isotopes in L-glutamic Acid)	0.5 g
NIST SRM	8599	Henderson Molybdenite	10 g
NIST SRM	8610	Mercury Isotopes in UM-Almaden Mono-Elemental Secondary Standard	4 x 5 mL
NIST SRM	8631a	Medium Test Dust (MTD)	20 g
NIST SRM	8632	Ultra Fine Test Dust (UFTD)	20 g
NIST SRM	8642a	FDA Saxitoxin Dihydrochloride Solution	5 ampoules x 1.2 mL
NIST SRM	8671	NISTmAb, Humanized IgG1κ Monoclonal Antibody	1 vial x 800 uL
NIST SRM	8680	Paint on Fiberboard, Nominal 1 to 2 mg/cm2 Lead	each
NIST SRM	8785	Air Particulate Matter on Filter Media	3 filters
NIST SRM	8786	Filter Blank for RM 8785	filter
NIST SRM	8820	Scanning Electron Microscope Scale Calibration Artifact	each
NIST SRM	8850	Zeolite Y	35-40 g
NIST SRM	8851	Zeolite A	35-40 g
NIST SRM	8852	Ammonium ZSM-5 Zeolite	35-40 g
NIST SRM	8983	Silicon Nitride	4.5 g
NIST SRM	8988	Titanium Dioxide Powder - Particle Size Distribution	6 g
NIST SRM	C2415a	Battery Lead (UNS 52770)	disk
NIST SRM	C1252a	Phosphorus Deoxidized Copper - Cu IX	block
NIST SRM	C1114	Gilding Metal C (block)	disk
NIST SRM	C1115	Commercial Bronze A (block)	disk
NIST SRM	C1117	Commercial Bronze C (block)	disk
NIST SRM	C1137a	White Cast Iron	disk
NIST SRM	C1145a	White Cast Iron	disk
NIST SRM	C1151a	Stainless Steel 23Cr-7Ni	disk
NIST SRM	C1152a	Stainless Steel 18Cr-11Ni	disk
NIST SRM	C1153a	Stainless Steel 17Cr-9Ni	disk
NIST SRM	C1154a	Stainless Steel 19Cr-13Ni	disk
NIST SRM	C1173	Cast Steel 3	disk
NIST SRM	C1248	Nickel-Copper Alloy	disk
NIST SRM	C1251a	Phosphorus Deoxidized Copper - Cu VIII	block
NIST SRM	C1253a	Phosphorus Deoxidized Copper - Cu X	block
NIST SRM	C1285	LA Steel (A242) (mod.)	disk
NIST SRM	C1290	High-Alloy White Cast Iron (HC-250+V)	disk
NIST SRM	C1291	High-Alloy White Cast Iron (Ni-Hard, Type I)	disk
NIST SRM	C1292	High-Alloy White Cast Iron I (Ni-Hard, Type IV)	disk
NIST SRM	C1296	Stainless Steel	disk
NIST SRM	C2400	Fe-Cr-Ni Alloy UNS J92180 (disk form)	disk
NIST SRM	C2402	Hastelloy7C	disk
NIST SRM	C2416	Bullet Lead	disk
NIST SRM	C2417	Lead-Base Alloy	disk
NIST SRM	C2418	High-Purity Lead	disk
NIST SRM	C2424	Ductile Iron C	disk