Gastec 141 便携式气体检测管醋酸乙酯检测管CH3CO2C2H5(0.1~1.5%)

Indicator: 0.1 to 1.5%
Measuring Range: 0.1 to 1.5%, Number of Pump Strokes 1
Sampling Time:  per pump stroke
Colour Change: Orange → Dark green
Reaction Principle: CH3CO2C2H5 + Cr6+ H2SO4 → Cr3+
Coefficient of Variation: 10% (for 0.04 to 0.3 %), 5% (for 0.3 to 1.5 %)
Nr. of tests: 10
Pump: GV-100S/110S

Detail

Catalog

Manual

Performance
Measuring Range 0.1 to 1.5%
Number of Pump Strokes 1
Correction Factor 1
Sampling Time 1.5 minutes per pump stroke
Detecting Limit 0.01% (n=1)
Colour Change Orange → Dark green
Reaction Principle CH3CO2C2H5 + Cr6+ H2SO4 → Cr3+
Coefficient of Variation 10% (for 0.04 to 0.3 %), 5% (for 0.3 to 1.5 %)
Shelf Life 3 Years
Corrections for temperature & humidity Temperature correction is necessary
Store the tubes at cool and dark place.
Possible coexisting substances and their interferences (NOTE)
Substance Concentration Interference Change colour by itself to
sulphur dioxide 500 ppm + Green
Hydrogen sulphide 500 ppm + Dark green
Alcohols, Esters, Ketones   + Dark green
Propane 0.2% + Dark green (whole layer)
Aromatic HCs 500 ppm + Dark green
Other substance measurable with this detector tube
Substance Correction Factor No. of pump strokes Measuring Range
Vinyl acetate Factor: 0.6 1 0.06 to 0.9%
Calibration gas generation Static gas dilution method
TLV-TWA TLV-STEL Explosive range
400 ppm (2014) - 2 to 11.5%

 

  • 质量承诺
  • 正品保修
  • 送货到家
  • 交易简单化