For full functionality of this site it is necessary to enable JavaScript.

Gastec 81L 醋酸检测管 CH3CO2H

Indicator: 0.5~10.0ppm
Measuring Range: 
+ 0.125 to 0.25 ppm, Number of Pump Strokes 2
+ 0.25 to 10 ppm, Number of Pump Strokes 1
+ 10 to 25 ppm, Number of Pump Strokes 1/2
Sampling Time: 1.5 minute per pump stroke
Colour Change: Pink → Pale Yellow
Reaction Principle: CH3CO2H + Base → Reaction product
Coefficient of Variation: 10% (for 0.25 to 3 ppm), 5% (for 3 to 10 ppm)
Nr. of tests: 10
Pump: GV-100S/110S

Details

Catalog

Manual

manual tube

Performance
Measuring Range
0.125 to 0.25 ppm 0.25 to 10 ppm 10 to 25 ppm
Number of Pump Strokes
2 1 1/2
Correction Factor
1/2 1 2.5
Sampling Time 1.5 minutes per pump stroke
Detecting Limit 0.05 ppm (n=2)
Colour Change Pink → Pale Yellow
Reaction Principle CH3CO2H + Base → Reaction product
Coefficient of Variation 10% (for 0.25 to 3 ppm), 5% (for 3 to 10 ppm)
Shelf Life 2 Years
Corrections for temperature & humidity Temperature correction is necessary
Store the tubes at in the refrigerator to keep at 10ºC(50ºF) or below.
Possible coexisting substances and their interferences (NOTE)
Substance Concentration Interference Change colour by itself to
Ammonia Higher than 2 times No
Chlorine, sulphur dioxide, Nitrogen dioxide   + Pale Yellow
Formic Acid, Acetic anhydride   + Pale Yellow
Other substance measurable with this detector tube
Substance Correction Factor No. of pump strokes Measuring Range
Acetic anhydride Factor: 0.6 1 0.15 to 6 ppm
Acrylic acid Factor: 1.8 1 0.45 to 18 ppm
Butyric acid Factor:1.3 1 0.325 to 13 ppm
Formic acid Factor: 2.0 1 0.5 to 20 ppm
Isovaleric acid Factor: 1.5 1 0.38 to 15 ppm
Methacrylic acid Factor 1.4 1 0.35 to 14 ppm
Propionic acid Factor: 1.0 1 0.25 to 10 ppm
Valeric acid Factor: 1.5 1 0.38 to 15 ppm
Calibration gas generation Diffusion tube method
TLV-TWA TLV-STEL Explosive range
10ppm(2014) 15 ppm(2014) -

 

  • 质量承诺
  • 正品保修
  • 送货到家
  • 交易简单化

注册收新闻 - 获得优惠活动的机会