Gastec 133P Detector tubes Gas or Vapour Tetrachloroethylene Cl2C:CCl2
ManufacturerGastec(View more products from this manufacturer)
Model133P
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Calibration Range: 20 - 300 μg/m3
Measuring Range: 20 - 720 μg/m3
Sampling (flow) Rate: 100mL/min
Sampling Volume: 3000mL,1500mL
Sampling Time: 30min, 15min
Colour Change: Yellow → Purple
Nr. of tests: 5 tubes
Automatic Gas Sampler: GSP-300FT-2
Specifications
| Calibration Range | 20 - 300 μg/m3 |
| Measuring range | 20 - 720 μg/m3 |
| Sampling (flow) Rate | 100mL/min |
| Sampling Volume | 3000mL,1500mL |
| Sampling Time | 30min,15min |
| Detecting Limit | 5μg/m3 |
| Colour Change | Yellow → Purple |
| Corrections for temperature/humidity | Necessary for 5 to 40ºC 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 (NOTE)
| Substance(s) | Interference | Colour change by itself |
| Hydrogen chloride,Chlorine | No | No | |
| Vinyl chloride | + | Purple | |
| 1,2-Dichloroethylene | + | Purple | |
| 1,1,1-Trichloroethane | No | No | |
| Trichloroethylene | + | Purple | |
| Toluene,Xylene | No | No |
| Calibration gas generation | Permeation tube method |
| TLV-TWA | TLV-STEL | Explosive range |
| 25 ppm | 100 ppm | 10.8 to 54.5%(in oxygen) |
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