SRM 1893  Copper Microhardness Test Block (Knoop)銅的顯微硬度塊(努)  each
SRM 1894a  Vickers Microhardness of Copper銅的維氏顯微硬度  each
SRM 1895  Nickel Microhardness Test Block (Knoop)鎳硬度塊(努)  each
SRM 1896b  Vickers Microhardness of Nickel鎳的維氏顯微硬度  each
SRM 1898  Titanium Dioxide Nanomaterial二氧化鈦納米材料  15g
SRM 1900  Specific Surface Area Standard比表面積標(biāo)準(zhǔn)  4g
美國NIST標(biāo)準(zhǔn)品 SRM 1905  Nickel Microhardness Test Block (Knoop)鎳顯微硬度測試塊(努)  each
SRM 1906  Nickel Microhardness Test Block (Knoop)鎳顯微硬度測試塊(努)  each
SRM 1907  Nickel Microhardness Test Block (Knoop)鎳顯微硬度測試塊(努)  each
SRM 1908  Vickers Microhardness of Nickel鎳的維氏顯微硬度 each
SRM 1909  Vickers Microhardness of Nickel鎳的維氏顯微硬度 each
SRM 1917  Mercury Porosimetry Standard壓汞法標(biāo)準(zhǔn)  10g
SRM 1918  Mercury Porosimeter Intrusion Standard壓汞儀入侵標(biāo)準(zhǔn)  12g
SRM 1921b  IR Transmission Wavelength (Polystyrene Film)紅外透射波長(聚苯乙烯膜)  1 card
SRM 1922  Liquid Refractive Index - Mineral Oil液體折射率-礦物油  30mL
SRM 1932  Fluorescein Solution熒光素溶液 3 x 2mL
SRM 1934  Fluorescent Dyes for Quantitative Flow Cytometry (Visible Spectral Range)用于定量流式細(xì)胞術(shù)(可見光譜范圍)的熒光染料  4 ampoules x 1 each level
SRM 1939a  PCBs in River Sediment A河流沉積物中的多氯聯(lián)苯  50g
SRM 1941b  Organics in Marine Sediment海洋沉積物中的有機(jī)物  50g