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二乙胺(C2H5)2NH氣體檢測管222S DIETHYL AMINE 1-20ppm 總代理銷(xiāo)售日本光明理化學(xué)工業(yè)株式會(huì )社北川式氣體檢測管,提供日本光明理化學(xué)工業(yè)株式會(huì )社北川式氣體檢測管介紹,日本光明理化學(xué)工業(yè)株式會(huì )社北川式氣體檢測管應用,日本光明理化學(xué)工業(yè)株式會(huì )社北川式氣體檢測管價(jià)格,日本光明理化學(xué)工業(yè)株式會(huì )社北川式氣體檢測管說(shuō)明書(shū),日本光明理化學(xué)工業(yè)株式會(huì )社北川式氣體檢測管售后服務(wù),日本光明理化學(xué)工業(yè)株式會(huì )社北川式氣體檢測管中國總代理
更新時(shí)間:2024-07-14
在線(xiàn)留言二乙胺(C2H5)2NH氣體檢測管222S DIETHYL AMINE 1-20ppm
Tube No.
222S
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 :0.3 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.
2(CH3)3N+H3PO4→〔(CH3)3NH〕2HPO4
4. CALIBRATION OF THE TUBE
VAPOUR PRESSURE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
DEHUMIDIFIER
(White)
20
2 1
468
10
12
14
16
18
222S TRIMETHYL AMINE
Substance Interference Coexistence
Ammonia Similar stains are produced Higher readings are given.
Other amines 〃〃
(NOTE)
This tube scale is calibrated based on Diethyl amine and same scale is available for Trimethyl amine.
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