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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乙酸乙酯CH2=C(CH3)CO2C2H5甲基丙烯酸乙酯检测管Ethyl methacrylate

乙酸乙酯CH2=C(CH3)CO2C2H5甲基丙烯酸乙酯检测管Ethyl methacrylate

简要描述:

乙酸乙酯CH2=C(CH3)CO2C2H5甲基丙烯酸乙酯气体检测管Ethyl methacrylate 20-500ppm,危险化学品应急查询PDA,获取危险化学品详细特性信息的“已知物质查询"功能,能完成事故现场危险化学品物理、化学性质查询;提供危险化学品事故现场处置方案、隔离距离和防护距离的“应急辅助信息"查询功能;提供危险化学品详细特性和应急辅助信息查询结果。

更新时间:2017-07-22

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乙酸乙酯CH2=C(CH3)CO2C2H5甲基丙烯酸乙酯检测管Ethyl methacrylate

乙酸乙酯CH2=C(CH3)CO2C2H5甲基丙烯酸乙酯气体检测管111U Ethyl methacrylate 20-500ppm

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
Ethyl acetate indicating value 〔ppm〕
100 200 300

 

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