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氣體檢測(cè)管一氧化碳檢測(cè)管,苯檢測(cè)管,甲苯檢測(cè)管,二甲苯檢測(cè)管,氮氧化物檢測(cè)管,二氧化硫檢測(cè)管,二氧化碳檢測(cè)管,氧氣檢測(cè)管,氫氣檢測(cè)管,氟化氫檢測(cè)管,甲醇檢測(cè)管,乙醇檢測(cè)管,丙酮檢測(cè)管,丁酮檢測(cè)管,氯苯檢測(cè)管,氯乙稀檢測(cè)管,三氯乙稀,乙胺檢測(cè)管(C2H5NH2)乙基胺C2H5NH2氣體檢測(cè)管227S Ethyl amine 1-20ppm
更新時(shí)間:2024-11-20
在線留言乙基胺C2H5NH2氣體檢測(cè)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(cè)管104SA ETHYL ALCOHOL(ETHANOL)
下一篇:179S乙苯C6H5C2H5氣體檢測(cè)管179S Ethyl benzene 10-500ppm
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