氯乙烯CH2:CHCl檢測管31p
GASTEC為了滿足用戶在氣體檢測方面的需要，而開發(fā)出了電子自動采氣泵。用傳統(tǒng)的電子吸氣泵幾乎不能進行有效的采氣，因為檢測管里的填充試劑密度很高。而GASTEC開發(fā)的GSP電泵系列能提供強勁吸力，能滿足特定的檢測管的取樣要求。電泵和檢測管組成的新的檢測系統(tǒng)能適用于作業(yè)環(huán)境的檢測。氯乙烯CH2:CHCl檢測管31p，氯乙烯檢測管31p,GASTEC氯乙烯CH2:CHCl檢測管31p氣體檢測管，日本GASTEC氯乙烯CH2:CHCl檢測管31p電泵用氣體檢測管檢測范圍50-1500μg/m3。
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This detector tube is only to be used with automatic gas sampler GSP-300FT-2 |
Specifications
| Calibration Range | 50 - 1500 μg/m3 |
| Measuring range | 50 - 1500 μg/m3 |
| Sampling （flow） Rate | 100mL/min |
| Sampling Volume | 3000mL |
| Sampling Time | 30min |
| Detecting Limit | 10μg/m3 |
| Colour Change | Yellow → Pale reddish purple |
| Corrections for temperature/humidity | Necessary for 5 to 35 ºC
Unnecessary for R.H.20 to 80% |
| 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 |
| Ammonia | | No | No |
| Hydrogen chloride,Chlorine | | No | No |
| Nitrogen oxides | | No | No |
| p-Dichlorobenzene | | + | Pale reddish purple |
| 1,2-Dichloroethylene | | + | Pale reddish purple |
| Trichloroethylene | | + | Pale reddish purple |
| Tetrachloroethylene | | + | Pale reddish purple |
| 1,1,1-Trichloroethane | | No | No |
| Aromatic hydrocarbons | | No | No |
| Formaldehyde | | No | No |
| Calibration gas generation | Permeation tube method |
| TLV-TWA | TLV-S | Explosive range |
| 1 ppm | -- | 3.6 to 23% |
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