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日本GASTEC 四氯乙烯检测管133TP
详细介绍
四氯乙烯检测管33TP
四氯乙烯检测管33TP，GASTEC四氯乙烯检测管33TP气体检测管，GASTEC四氯乙烯检测管33TP 电泵用气体检测管检测范围5-80ppm。
GASTEC为了满足用户在气体检测方面的需要，而开发出了电子自动采气泵。用传统的电子吸气泵几乎不能进行有效的采气，因为检测管里的填充试剂密度很高。而GASTEC开发的GSP电泵系列能提供强劲吸力，能满足特定的检测管的取样要求。电泵和检测管组成的新的检测系统能适用于作业环境的检测。
Tetrachloroethylene | 33TP |
| Cl2C¨CCl2 |
 |
This detector tube is only to be used with automatic gas sampler GSP-300FT-2 |
Specifications
| Calibration Range | 5 - 80 ppm |
| Measuring range | 5 - 80 ppm |
| Sampling (flow) Rate | 100mL/min |
| Sampling Volume | 1000mL |
| Sampling Time | 10min |
| Detecting Limit | 0.5ppm |
| Colour Change | Yellow → Reddish purple |
| Corrections for temperature/humidity | Necessary for 0 to 40oC Unnecessary for R.H.5 to 90% |
| Shelf life | 2 years |
| Accuracy | CV=5-10% (CV: Coefficient of variation = σ: standard deviation / mean value x 100) |
Possibly coexisting substances and their interferences
| Substance(s) | Interference | Colour change by itself |
| Hydrogen chloride |  1/5 | + | Reddish purple |
| Chlorine | 1/20 |  | White |
| Vinyl chloride | 1/5 | + | Reddish purple |
| 1,2-Dichloroethylene | 1/5 | + | Reddish purple |
| Trichloroethylene | 1/5 | + | Reddish purple |
| 1,1,1-Trichloroethane |  800ppm | No | No |
| Toluene,Xylene | 25ppm | | No |
| Calibration gas generation | Diffusion tube method |
| TLV-TWA | TLV-S | Explosive range |
| 25 ppm | 100 ppm | 10.8 to 54.5%(in oxygen) |
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