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133D 四氯乙烯检测
具体成交价以合同协议为准
2017-07-24郑州市
- 型号
- 133D
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四氯乙烯检测133D Tetrachloroethylene
四氯乙烯检测133D Tetrachloroethylene，管133D Tetrachloroethylene Cl2C:CCl2，Measuring Range 3 to 150 ppm Sampling Hours 1 to 8 hours Color Change，四氯乙烯气体检测管价格
详细信息
四氯乙烯检测管133D Tetrachloroethylene的详细介绍
四氯乙烯检测133D Tetrachloroethylene
Tetrachloroethylene 33D
Cl2C:CCl2
| Performance |
| Measuring Range | 3 to 150 ppm |
| Sampling Hours | 1 to 8 hours |
| Color Change | Yellow → Purple |
| Reaction Principle | Cl2CCl2+ PbO2 + H2SO4 → HCl |
| Coefficient ofVariation | 15%（for 25 to 50 ppm-hr）, 10% （for 50 to 150 ppm-hr） |
| ShelfLife | 1 Year |
| Correctionsfor temperature & humidity | Temperature correction isnecessary |
| Store the tubes inthe refrigerator to keep at 10ºC （50ºF） orbelow. | |
| Possible coexisting substances and theirinterferences | （NOTE） |
| Substance | Interference | Change color by itself |
| Hydrogen chloride,Chlorine | - | Purple |
| 1,2-Dichloroethylene,Trichloroethylene | + | Purple |
| Toluene, Xylene | No | No |
| Calibration gasgeneration | Diffusion tubemethod | |
| TLV-TWA | TLV-S | Explosive range |
| 25 ppm | 100 ppm | - |
133D Tetrachloroethylene，四氯乙烯检测管133D Tetrachloroethylene Cl2C:CCl2，Measuring Range 3 to 150 ppm Sampling Hours 1 to 8 hours Color Change，四氯乙烯气体检测管价格
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