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首页>产品中心>日本光明北川式气体检测管>气体快速检测管>210U乙酸戊酯CH3CO2(CH2)4CH3气体检测管210U PENTYL ACETATE 10-200

乙酸戊酯CH3CO2(CH2)4CH3气体检测管210U PENTYL ACETATE 10-200

简要描述:

乙酸戊酯CH3CO2(CH2)4CH3气体检测管210U PENTYL ACETATE 10-200ppm,主要用途:用作溶剂、稀释剂,制造香精、化妆品、人造革、胶卷、火药等。健康危害: 对眼及上呼吸道粘膜有刺激作用,可引起 结膜炎、鼻炎、咽喉炎等,重者伴有头痛、嗜睡、胸闷、心悸、食欲不振、恶心、呕吐等症状。皮肤长期接触可致、皮炎或湿疹。有的可发生贫血和嗜酸性粒细胞增多。燃爆危险:本品易燃,具刺激性。

更新时间:2017-07-15

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乙酸戊酯CH3CO2(CH2)4CH3气体检测管210U PENTYL ACETATE 10-200

乙酸戊酯CH3CO2(CH2)4CH3气体检测管210U PENTYL ACETATE 10-200ppm

Tube No.210U
1. PERFORMANCE
1) Measuring range :10-200 ppm
Number of pump strokes 3(300ml)
2) Sampling time :4.5 minutes/3 pump strokes
3) Detectable limit :4 ppm
4) Shelf life :2 years
5) Operating temperature :10~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 3 pump strokes
8) Colour change :Pale yellow→Pale blue(more than 20 ppm)
〃 →Dark brown(20 ppm or less)
2. RELATIVE STANDARD DEVIATION
RSD-low:15% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
Chromium oxide is reduced.
CH3CO2CH2(CH2)3CH3+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
10
30
50
100
150
200
ppm
300ml
GAS To pump
DEHUMIDIFIER(White)
210U PENTYL ACETATE
Substance Interference Coexistence
Alcohols Similar or Blue stain is produced. Higher readings are given.
Esters 〃〃
Ketones 〃〃
Aliphatic hydrocarbons 〃〃
Aromatic hydrocarbons The accuracy of readings is not affected. Whole reagent is changed to Brown.
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 10℃ 20℃ 30℃ 40℃
(ppm) (50°F) (68°F) (86°F) (104°F)
200 240 200 160 120
150 180 150 130 100
100 120 100 80 70
50 60 50 40 30
30 36 30 24 18
10 10 10 8 6

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