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當(dāng)前位置:上海境宣實(shí)業(yè)有限公司>>日本光明北川式氣體檢測(cè)管>>氣體快速檢測(cè)管>> 209U異戊醇(CH3)2CH(CH2)2OH氣體檢測(cè)管209U ISOPENTYL ALCOHOL
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產(chǎn)品型號(hào)209U
品 牌
廠商性質(zhì)代理商
所 在 地上海市
更新時(shí)間:2024-11-20 13:04:14瀏覽次數(shù):1429次
聯(lián)系我時(shí),請(qǐng)告知來自 化工儀器網(wǎng)苯氣體檢測(cè)管118SB BENZENE 5-300ppm
室內(nèi)空氣甲醛檢測(cè)管No.713 FORMALDEHYDE 0.01-0
氯乙烯CH2=CHCl氣體測(cè)毒管132SC VINYL CHLORID
氯乙烯CH2=CHCl氣體檢知管132SB VINYL CHLORID
異戊醇(CH3)2CH(CH2)2OH氣體檢測(cè)管209U ISOPENTYL ALCOHOL 5-100ppm
Tube No.209U
1. PERFORMANCE
1) Measuring range :5-100 ppm
Number of pump strokes 3(300ml)
2) Sampling time :4.5 minutes/3 pump strokes
3) Detectable limit :2 ppm
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 3 pump strokes
8) Colour change :Yellow→Pale blue
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:5%
3. CHEMICAL REACTION
Chromium oxide is reduced.
(CH3)2CHCH2OH+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
100
80
60
40
20
10
5
300ml
ppm
(White)
DEHUMIDIFIER
209U ISOPENTYL ALCOHOL
Substance ppm Interference Coexistence
Alcohols FIG.1 Similar stain is produced. Higher readings are given.
Toluene FIG.2 200 Whole reagent is changed to Pale blue. 〃
Hexane 1,000 The accuracy of readings is not affected. The accuracy of readings is
not affected.
Trichloroethylene 〃〃〃
Ethyl acetate 〃〃〃
0
100
50
Ethanol〔ppm〕?
FIG.1 Influence of Ethanol
iso-Pentyl alcohol
indicating value 〔ppm〕
50 100
Coexistence
Interference
0
100
50
Toluene〔ppm〕?
FIG.2 Influence of Toluene
iso-Pentyl alcohol
indicating value 〔ppm〕
500 1000
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
100 - - 100 80 70
80 - - 80 65 55
60 - 83 60 50 45
40 90 50 40 33 30
20 32 23 20 16 15
10 14 11 10 9 8
5 5 5 5 5 5
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