Calibration Range: 2 - 80 ppm
Measuring Range: 2 - 80 ppm
Sampling (flow) Rate: 100mL/min
Sampling Volume: 1000mL
Sampling Time: 10 min
Colour Change: White → Brown
Nr. of tests: 5 tubes
Automatic Gas Sampler: GSP-300FT-2
Detail
Specifications
Calibration Range | 2 - 80 ppm |
Measuring range | 2 - 80 ppm |
Sampling (flow) Rate | 100mL/min |
Sampling Volume | 1000mL |
Sampling Time | 10min |
Detecting Limit | 1 ppm (1000mL) |
Colour Change | White → Brown |
Corrections for temperature/humidity | Unnecessary for 0 to 40ºC Unnecessary for R.H.0 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 (NOTE)
Substance(s) | Interference | Colour change by itself |
Carbon monoxide | ![]() |
Unclear demarcation | Brown (When 50ppm or higher) |
Ethyl benzene | ![]() |
+ | Brown |
Ethyl acetate | ![]() |
No | No |
Dichloro methane | ![]() |
No | No |
N,N,dimethylformamide | ![]() |
No | No |
Trichloroethylene | ![]() |
+ | No |
Toluene | ![]() |
+ | Brown |
n-Hexane | ![]() |
Unclear demarcation | No |
Methanol | ![]() |
No | No |
Calibration gas generation | Diffusion tube method |
TLV-TWA | TLV-STEL | Explosive range |
100 ppm(2014) | 150 ppm(2014) | 1.0。チ7.0% |
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