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Gastec 2L快速测量探测管二氧化碳CO2(0.13~6%)

  • 制造商: Gastec
    Model: CO2 Gastec 2L
    • 报价要求 报价要求
  • 940,000 VND
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Manufacture: Gastec
Model: 2L
Origin: Japan

Indicator: 0.25~3.0%
Measuring Range:
+ 0.13 to 0.25%, Number of Pump Strokes 2
+ 0.25 to3%, Number of Pump Strokes 1
+ 3 to 6%, Number of Pump Strokes 1/2
Sampling Time: 1.5 minutes per pump stroke
Colour Change: White → Purple
Reaction Principle: CO2 + N2H4 → NH2NHCOOH
Coefficient of Variation: 10% (for 0.25 to 1 %), 5% (for 1 to 3 %)
Nr. of tests: 10
Pump: GV-100S/110S

详细

Catalog

Manual

Manual tube

Performance
Measuring Range
0.13 to 0.25% 0.25 to3% 3 to 6%
Number of Pump Strokes
2 1 1/2
Correction Factor
1/2 1 2
Sampling Time 1.5 minutes per pump stroke
Detecting Limit 0.025% (n=2)
Colour Change White → Purple
Reaction Principle CO2 + N2H4 → NH2NHCOOH
Coefficient of Variation 10% (for 0.25 to 1 %), 5% (for 1 to 3 %)
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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