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氣體檢測管一氧化碳檢測管,苯檢測管,甲苯檢測管,二甲苯檢測管,氮氧化物檢測管,二氧化硫檢測管,二氧化碳檢測管,氧氣檢測管,氫氣檢測管,氟化氫檢測管,甲醇檢測管,乙醇檢測管,丙酮檢測管,丁酮檢測管,氯苯檢測管,氯乙稀檢測管,三氯乙稀,乙胺檢測管(C2H5NH2)乙基胺C2H5NH2氣體檢測管227S Ethyl amine 1-20ppm
更新時間:2024-12-18
在線留言乙基胺C2H5NH2氣體檢測管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氣體檢測管104SA ETHYL ALCOHOL(ETHANOL)
下一篇:179S乙苯C6H5C2H5氣體檢測管179S Ethyl benzene 10-500ppm
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