
Gastec 有机气体检测管; 丙烯腈/CH2=CHCN 191TP(0.2 - 12.6 ppm)
制造商: Gastec Model: 191TP - 联系
Calibration Range: 0.2 - 3.0 ppm
Measuring Range: 0.2 - 12.6 ppm
Sampling (flow) Rate: 100mL/min , 50mL/min
Sampling Volume: 1000mL , 500mL
Sampling Time: 10 min
Colour Change: Yellow → Pink
Nr. of tests: 5
Automatic Gas Sampler: GSP-300FT-2
Calibration Range | 0.2 - 3.0 ppm |
Measuring range | 0.2 - 12.6 ppm |
Sampling (flow) Rate | 100mL/min , 50mL/min |
Sampling Volume | 1000mL , 500mL |
Sampling Time | 10min |
Detecting Limit | 0.03ppm (1000mL) |
Colour Change | Yellow → Pink |
Corrections for temperature/humidity | Necessary for 5 to 40ºC Unnecessary for R.H.10 to 90% |
Shelf life | 2 years |
Substance(s) | Interference | Colour change by itself |
Hydrogen chloride | ![]() |
No | Pink at 10 ppm |
Hydrogen cyanide | + | Pink | |
Acetone | ![]() |
+ | No discolouration |
Acetone cyanohidrin | + | Pink | |
Ethyl Acetate | ![]() |
+ | Pink at 200 ppm |
Toluene | ![]() |
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Pink at 70 ppm |
Hexane | ![]() |
No | No discolouration |
Methanol |
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No discolouration |
Calibration gas generation | Diffusion tube method |
TLV-TWA | TLV-STEL | Explosive range |
2 ppm |
-- |
3 to 17% |
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