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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矿(物)质松节油气体检测管111U Mineral turpentine 4-200ppm

矿(物)质松节油气体检测管111U Mineral turpentine 4-200ppm

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矿(物)质松节油气体检测管111U Mineral turpentine 4-200ppm,矿油精检测,提供的手动采样泵测毒管性能卓越,能满足您不同工作环境 的多种需求 应用领域:农业、化工、建筑、电力、消防、有毒材料、矿业、核工业、石 油石化、造纸、喷涂印刷、焊接。应用场合:狭窄空间、有毒气体检测,我们是优质的测毒管供应商,提供测毒管资料,测毒管介绍,测毒管应用,测毒管价格 www.yd666.com

更新时间:2017-08-03

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矿(物)质松节油气体检测管111U Mineral turpentine 4-200ppm

矿(物)质松节油气体检测管111U Mineral turpentine 4-200ppm

 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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