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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>123S二甲醚CH3OCH3气体检测管123S DIMETHYL ETHER 0.01-1.2%

二甲醚CH3OCH3气体检测管123S DIMETHYL ETHER 0.01-1.2%

简要描述:

Japan KITAGAWA Gas Detector Tube System,123S DIMETHYL ETHER CH3OCH3 Dimethyl ether 二甲醚 0.01-1.2%,二甲醚CH3OCH3气体检测管123S DIMETHYL ETHER 0.01-1.2%,当用气体检测管检测气体时存在干扰气体的判断方法,检测管的设计基本是单一目标气体与检测剂/反应剂/指示剂发生化学反应,从而显示一定的颜色。所以当被测环境中有其他气体共存时,就有可能对结果产生干扰。

更新时间:2017-07-11

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二甲醚CH3OCH3气体检测管123S DIMETHYL ETHER 0.01-1.2%

二甲醚CH3OCH3气体检测管123S DIMETHYL ETHER 0.01-1.2%

Tube No.
1. PERFORMANCE
1) Measuring range :0.01-1.2%
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :10 ppm
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :Orange→Dark brown
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
Potassium dichromate is reduced.
CH3OCH3+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
1.2
1.0
0.8
0.6
0.4
0.2
0.1
0.05
0.01
%
􀀀􀀀􀀀
123S DIMETHYL ETHER
Substance Interference ppm Coexistence
Acetylene 3% Whole reagent is changed to
Brown.
Propane 0.2% 〃
Oexthceepr to Hrgaalongice gnaasteeds hoyr dvraopcoaurbrsons Similar stain is produced. Higher readings are given.

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