Dräger Tube -Polytest

DrägerSKU: CH28401

Sale price£50.98


Dräger Tubes For Short Term Measurements: Polytest

Dräger Safety offer a massive range of short-term gas detection tubes for the measurement of various gases. This particular set of tubes is for (Polytest).

The tubes come in a pack of 10 tubes and have a shelf life of 2 years.

Part no Dräger Tube Substance Measurement Range
CH28401 Polytest Acetone Qualitative
Acetylene Qualitative
Arsine Qualitative
Benzene Qualitative
Biphenyl Ether (Phenyl ether) Qualitative
n-Butane Qualitative
Carbon Disulphide Qualitative
Carbon Monoxide Qualitative
Coke Oven Gas Qualitative
Ethylene Qualitative
Gasoline (Unleaded Petrol) Qualitative
Hydrogen Sulphide Qualitative
Perchloroethylene Qualitative
Polytest Qualitative
Propane Qualitative
Styrene Qualitative
Tar from brown coal Qualitative
Toluene Qualitative
Trichloroethylene Qualitative
Undecane Qualitative
Xylene (all isomers) Qualitative

Application Range:

Standard Measuring Range: Qualitative determination of easily oxidable substances
Number of Strokes n: 5
Time for Measurement: approx. 1.5 min
Standard Deviation: -
Colour Change: white to brown, green or violet (depending on substance)

Ambient Operating Conditions:

Temperature: 0 to 50 °C
Absolute Humidity max. 50 mg H2O / L

Reaction Principle:

CO + I2O5 ~> I2 + CO2

Cross Sensitivity:

Based on the reaction principle, many easily oxidised compounds are indicated, several examples are shown below: 2000 ppm acetone 10 ppm acetylene 50 ppm ethylene 1 ppm arsine 10 ppm octane 50 ppm benzene 500 ppm propane 100 ppm butane 5 ppm carbon monoxide 10 ppm styrene 1 ppm carbon disulfide 20 ppm perchloroethylene 2 ppm hydrogen sulfide 10 ppm toluene, Xylene Methane, ethane, hydrogen and carbon dioxide are not indicated..

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