Dräger-Tube Sulfur Dioxide 20/a - PN: CH24201
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Dräger-Tube Sulfur Dioxide 20/a - PN: CH24201

$123.00
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Dräger-Tube Sulfur Dioxide 20/a (10)
PN: CH24201

Dräger-Tubes™ are used together with a Dräger tube pump for measurements of gases, vapors and aerosols, usually in air, and are one of the classic methods of gas analysis. This Dräger-Tube is used for the detection of sulfur dioxide and has the following standard measuring range: 20-200 ppm Measurements: 10



Application Range
Standard Measuring Range 20 to 200 ppm 
Number of Strokes n 10
Time for Measurement approx. 3 min 
Standard Deviation ± 10 to 15%
Color Change brown yellow to white
Ambient Operating Conditions
Temperature
0 to 40 °C
Absolute Humidity < 30 mg H2O/L 
 Cross Sensitivity
Hydrogen sulfide is indicated, with the same sensitivity.  It is impossible to measure sulfur dioxide in the presence of hydrogen sulfide. Nitrogen dioxide will shorten the reading
Extension of the Measuring Range 
Using n= 1+3 desorption strokes, multiply the reading by 10; the range of measurement is 200 - 2.000 ppm. The desorption strokes are to be taken in clean air  (i.e free of sulfur dioxide ) immediately following the single pump stroke.

Dräger-Tube Sulfur Dioxide 20/a (10)
PN: CH24201

Dräger-Tubes™ are used together with a Dräger tube pump for measurements of gases, vapors and aerosols, usually in air, and are one of the classic methods of gas analysis. This Dräger-Tube is used for the detection of sulfur dioxide and has the following standard measuring range: 20-200 ppm Measurements: 10



Application Range
Standard Measuring Range 20 to 200 ppm 
Number of Strokes n 10
Time for Measurement approx. 3 min 
Standard Deviation ± 10 to 15%
Color Change brown yellow to white
Ambient Operating Conditions
Temperature
0 to 40 °C
Absolute Humidity < 30 mg H2O/L 
 Cross Sensitivity
Hydrogen sulfide is indicated, with the same sensitivity.  It is impossible to measure sulfur dioxide in the presence of hydrogen sulfide. Nitrogen dioxide will shorten the reading
Extension of the Measuring Range 
Using n= 1+3 desorption strokes, multiply the reading by 10; the range of measurement is 200 - 2.000 ppm. The desorption strokes are to be taken in clean air  (i.e free of sulfur dioxide ) immediately following the single pump stroke.