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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>111U乙酸异丙酯气体检测管111U ISOPROPYL ACETATE CH3CO2CH(CH3)2

乙酸异丙酯气体检测管111U ISOPROPYL ACETATE CH3CO2CH(CH3)2

简要描述:

乙酸异丙酯气体检测管111U ISOPROPYL ACETATE CH3CO2CH(CH3)2 10-1000ppm,别名:醋酸异丙酯,健康危害:蒸气对呼吸道有刺激性。吸入高浓度蒸气可出现头痛、头晕、恶心、呕吐及麻醉作用。蒸气和雾对眼有刺激性,液体可致角膜损害。大量口服引起恶心、呕吐。短时接触对皮肤无刺激,长期接触有刺激性。

更新时间:2018-04-15

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乙酸异丙酯气体检测管111U ISOPROPYL ACETATE CH3CO2CH(CH3)2

乙酸异丙酯气体检测管111U ISOPROPYL ACETATE CH3CO2CH(CH3)2 10-1000ppm

Tube No.111U

1. PERFORMANCE
1) Measuring range :20-1,000 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :10 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 1 pump stroke
8) Colour change :Yellow→Brown
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:5%
3. CHEMICAL REACTION
Chromium oxide is reduced.
CH3CO2C2H5+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
1000
800
600
400
200
100
50
20
􀀀 􀀀
111U ETHYL ACETATE
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 10℃ 15℃ 20℃ 25℃ 30℃ 35℃ 40℃
(ppm) (50°F) (59°F) (68°F) (77°F) (86°F) (95°F) (104°F)
1,000 1,330 1,200 1,000 830 700 600 500
800 1,080 950 800 670 550 470 400
600 830 720 600 500 420 380 300
400 570 480 400 330 280 240 200
200 280 240 200 170 140 120 100
100 150 120 100 80 70 60 50
50 70 60 50 40 30 20 10
20 30 25 20 15 10 7 4
Substance Interference Coexistence
Alcohols Similar stain is produced. Higher reading are given.
Esters 〃〃
Ketones 〃〃
Aromatic hydrocarbons 〃〃
Whole reagent is discoloured to It the top of brown stain is clear,
Paraffin hydrocarbons Pale brown. athffee catcecdu.racy of readings is not
Halogenated hydrocarbons FIG.1 〃〃
0
200
400
600
800
1000
Trichloroethylene〔ppm〕�
FIG.1 Influence of Trichloroethylene

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