Draeger Tube, Hydrogen 0.2%/A 0.2-2 Vol%

$95.00
Availability: Call for Availability
Product Code: 8101511
Brand: DRAEGER SAFETY INC.
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Draeger Tube - Hydrogen 0.2%/a
Order No. 81 01 511

Application Range
Standard Measuring Range 0.2 to 2.0 vol. %
Number of Strokes n: 1
Time for Measurement: approx. 1 minute
Standard Deviation: ± 15 to 20%
Color Change: green yellow to turquoise blue
   
Ambient Operating Conditions
Temperature: 20 to 40° C ~ 68 to 104° F
Absolute Humidity: max. 50 mg H2O / L
   
Reaction Principle
a) H2 + 1/2 O2  H2O
b) H2O + indicator  turquoise blue reaction product
 
Cross Sensitivity
No interference by:
0.1 vol. % acetylene
6 vol. % alcohol
6 vol. % ammonia
0.5 vol. % carbon monoxide
 
Additional Information
The indicating layer is heated up by hydrogen concentrations of more than 10 vol. %. The air sample must not contain additional flammable substances whose ignition temperature is below 250 °C/ 482 °F as this will cause an explosion risk.