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首页>产品中心>日本光明北川式气体检测管>气体快速检测管>165SB乙硫醇C2H5SH检气管165SB ETHYL MERCAPTAN 2.5-80ppm

乙硫醇C2H5SH检气管165SB ETHYL MERCAPTAN 2.5-80ppm

简要描述:

乙硫醇C2H5SH检气管165SB ETHYL MERCAPTAN 2.5-80ppm,有限空间气体检测箱,用于有限空间现场不明气体的快速定性及定量测定:气体快速定量检测管各1包,包括CO,H2S,SO2,NH3,NOX,HCl,CO2,Cl2,苯,汽油等物质检测管,提供危险化学品事故现场处置方案、隔离距离和防护距离的“应急辅助信息"查询功能;提供危险化学品详细特性和应急辅助信息查询结果。

更新时间:2017-07-20

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乙硫醇C2H5SH检气管165SB ETHYL MERCAPTAN 2.5-80ppm

乙硫醇C2H5SH检气管165SB ETHYL MERCAPTAN 2.5-80ppm

1. PERFORMANCE
1) Measuring range :5-80 ppm 2.5-40 ppm
Number of pump strokes :1/2(50ml) 1(100ml)
2) Sampling time :30 minutes/ 1/2 pump strokes
3) Detectable limit :1 ppm(100ml)
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1/2 pump strokes
7) Colour change :Yellow→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low: 15 % RSD-mid.: 10 % RSD-high:5%
3. CHEMICAL REACTION
By reacting with Mercuric chloride, Hydrogen chloride is produced and PH indicator is discoloured.
C2H5SH+HgCl2→C2H5S(HgCl)+HCl
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
80
60
40
20
10
5
50ml
ppm
GAS To pump
(White)
DEHUMIDIFIER
Tube No.
165SB ETHYL MERCAPTAN
127
Substance Interference ppm Coexistence
Hydrogen sulphide Similar stain is produced. Higher readings are given.
Phosphine 〃〃
Other mercaptans 〃〃
Arsine 〃〃
Hydrogen selenide 〃〃
Hydrogen cyanide 〃〃
Nitrogen dioxide
The accuracy of readings is Lower readings are given.
not affected
Ammonia 〃〃
Sulphur dioxide 〃
(NOTE)
In case of 1 pump strokes, divide the tube reading by 2.

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