Gastec 111TP 检测甲醇气体管CH3OH(20 - 300 ppm)

Calibration Range: 20 - 300 ppm
Measuring Range: 20 - 300 ppm
Sampling (flow) Rate: 50mL/min
Sampling Volume: 500mL
Sampling Time: 10 min
Colour Change: Pale vermilion→ Pale blue
Nr. of tests: 10
Automatic Gas Sampler: GSP-300FT-2

Detail

Catalog

Specifications
Calibration Range 20 - 300 ppm
Measuring range 20 - 300 ppm
Sampling (flow) Rate 50mL/min
Sampling Volume 500mL
Sampling Time 10min
Detecting Limit 3 ppm
Colour Change Pale vermilion→ Pale blue
Corrections for temperature/humidity Necessary for 0 to 40ºC
Unnecessary for R.H.10 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
Alcohols   + Pale blue
Acetone, Ethyl acetate, Toluene   No No
n-Hexane, Benzene   No No
Calibration gas generation Diffusion tube method
 
TLV-TWA TLV-STEL Explosive range
200 ppm (2015) 250 ppm (2015) 6 to 36%

 

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