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气体检测管一氧化碳检测管,苯检测管,甲苯检测管,二甲苯检测管,氮氧化物检测管,二氧化硫检测管,二氧化碳检测管,氧气检测管,氢气检测管,氟化氢检测管,甲醇检测管,乙醇检测管,丙酮检测管,丁酮检测管,氯苯检测管,氯乙稀检测管,三氯乙稀,乙胺检测管(C2H5NH2)乙基胺C2H5NH2气体检测管227S Ethyl amine 1-20ppm
更新时间:2024-11-07
在线留言乙基胺C2H5NH2气体检测管227S Ethyl amine 1-20ppm
Tube No.227S
1. PERFORMANCE
1) Measuring range :1-20 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.2 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 :Pale purple→Pale yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By reacting with Phosphoric acid, Ph indicator is discoloured.
CH3CH2NH2+H3PO4→(CH3NH3)2HPO4
4. CALIBRATION OF THE TUBE
COLOURIMETRY METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
20
18
16
14
12
10
8 6 4 2 1
100ml
ppm
DEHUMIDIFIER
(White)
227S ETHYL AMINE
Substance Interference Coexistence
Ammonia Similar stain is produced. Higher reading are given.
Other amines 〃〃
(NOTE)
This tube scale is calibrated based on Methyl amine and the same scale is available for Ethyl amine.
上一篇:104SA酒精(乙醇)C2H5OH气体检测管104SA ETHYL ALCOHOL(ETHANOL)
下一篇:179S乙苯C6H5C2H5气体检测管179S Ethyl benzene 10-500ppm
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