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首頁(yè)>產(chǎn)品中心>日本光明北川式氣體檢測(cè)管>氣體快速檢測(cè)管>123S二甲醚CH3OCH3氣體檢測(cè)管123S DIMETHYL ETHER 0.01-1.2%

二甲醚CH3OCH3氣體檢測(cè)管123S DIMETHYL ETHER 0.01-1.2%

簡(jiǎn)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氣體檢測(cè)管123S DIMETHYL ETHER 0.01-1.2%,當(dāng)用氣體檢測(cè)管檢測(cè)氣體時(shí)存在干擾氣體的判斷方法,檢測(cè)管的設(shè)計(jì)基本是單一目標(biāo)氣體與檢測(cè)劑/反應(yīng)劑/指示劑發(fā)生化學(xué)反應(yīng),從而顯示一定的顏色。所以當(dāng)被測(cè)環(huán)境中有其他氣體共存時(shí),就有可能對(duì)結(jié)果產(chǎn)生干擾。

更新時(shí)間:2025-03-25

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二甲醚CH3OCH3氣體檢測(cè)管123S DIMETHYL ETHER 0.01-1.2%

二甲醚CH3OCH3氣體檢測(cè)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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