Gastec 133P 检测四氯乙烯气体管Cl2C:CCl2

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

Detail

Catalog

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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