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Japan KITAGAWA Gas Detector Tube System,123S DIMETHYL ETHER CH3OCH3 Dimethyl ether 二甲醚 0.01-1.2%,二甲醚CH3OCH3氣體檢測管123S DIMETHYL ETHER 0.01-1.2%,當用氣體檢測管檢測氣體時(shí)存在干擾氣體的判斷方法,檢測管的設計基本是單一目標氣體與檢測劑/反應劑/指示劑發(fā)生化學(xué)反應,從而顯示一定的顏色。所以當被測環(huán)境中有其他氣體共存時(shí),就有可能對結果產(chǎn)生干擾。
更新時(shí)間:2024-07-14
在線(xiàn)留言二甲醚CH3OCH3氣體檢測管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.
上一篇:227S二甲胺(CH3)2NH氣體檢測管227S Dimethyl amine 1-20ppm
下一篇:196SN,N-二甲基甲酰胺(CH3)2NCHO 196S N,N-DIMETHYL FORMAMIDE
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