Gastec 121P 检测苯气体管C6H6(250 - 3000μg/m3)

Indicator: 500 - 3000 μg/m3
Calibration Range: 250 - 3000 μg/m3
Measuring Range: 250 - 3000 μg/m3
Sampling (flow) Rate: 50mL/min
Sampling Volume: 3000mL
Sampling Time: 60 min
Colour Change: White →Brown
Nr. of tests: 5
Automatic Gas Sampler: GSP-300FT-2

Detail

Catalog

Specifications
Calibration Range (250) - 3000 μg/m3
Measuring range 250 - 3000 μg/m3
Sampling (flow) Rate 50mL/min
Sampling Volume 3000mL
Sampling Time 60min.
Detecting Limit 100 μg/m3
Colour Change White →Brown
Corrections for temperature/humidity Unnecessary for 0 to 35ºC
Unnecessary for R.H.0 to 85%
Shelf life 2 year
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
Toluene 500 μg/m3 No No
Xylene 500 μg/m3 No No
n-Hexane 500 μg/m3 No No
Calibration gas generation Permeation tube method
 
TLV-TWA TLV-STEL Explosive range
0.5 ppm (2014) 2.5 ppm (2014) 1.3 to 7.1%

 

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