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Gastec 2LC Quick-measuring Detector tubes Carbon dioxide CO2 (100-4000 ppm)

  • Manufacturer: Gastec
    Model: CO2 Gastec 2LC
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Manufacture: Gastec
Model: 2LC
Origin: Japan

Indicator: 100-2000 ppm
Measuring Range:
+ 100-2000 ppm, Number of Pump Strokes 1
+ 2000-4000 ppm, Number of Pump Strokes 1/2
Sampling Time: 1.5 minutes per pump stroke
Colour Change: Pale red → yeallow
Reaction Principle:CO2 + 2KOH →K2CO3 + H2O
Coefficient of Variation: 10% (100 ~ 600 ppm), 5% (600 ~ 2000 ppm)
Nr. of tests: 10
Pump: GV-100S/110S

Detail

Catalog

Manual

Manual tube

Performance
Measuring Range 300 to 5000 ppm
Number of Pump Strokes 300 to 5000 ppm (n=1)
Correction Factor 1
Sampling Time 1.5 minutes per pump stroke
Detecting Limit 30 ppm (n=1)
Colour Change Pale blue → Purple
Reaction Principle CO2 + N2H4 → NH2NHCOOH
Coefficient of Variation 10% (for 300 to 1000 ppm), 5% (for 1000 to 5000 ppm)
Shelf Life 3 Years
Corrections for temperature & humidity Unnecessary
Store the tubes at cool and dark place.
Possible coexisting substances and their interferences (NOTE)
Substance Concentration Interference Change colour by itself to
Ammonia   No No
Carbon Monoxide   No No
Chlorine   No No
Hydrogen chloride   No No
Nitrogen oxides   No No
sulphur dioxide   No No
Amines   No No
Organic solvents   No No
Calibration gas generation High pressure gas cylinder method
TLV-TWA TLV-STEL Explosive range
5000 ppm(2014) 30000 ppm(2014) -

 

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