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Draeger Tube, Hydrogen Sulfide 1/D 1-200ppm, Box of 10

Draeger Tube, Hydrogen Sulfide 1/D 1-200ppm, Box of 10

$102.00
Availability: May direct ship from manufacturer.
Product Code: 8101831

Draeger Tube - Hydrogen Sulfide 1/d
Order No. 81 01 831

Application Range
Standard Measuring Range 10 to 200 / 1 to 20 ppm
Number of Strokes n: 1 / 10
Time for Measurement: approx. 1 minute / approx. 10 minutes
Standard Deviation: ± 15%
Color Change: white to brown
Ambient Operating Conditions
Temperature: 2 to 40° C ~ 35.6 to 104° F
Absolute Humidity: max. 40 mg H2O / L
Reaction Principle
H2S + Cu2  CuS + 2H+
Cross Sensitivity
500 ppm hydrochloric acid, 500 ppm sulfur dioxide, 500 ppm ammonia or 100 ppm arsine do not interfere with the reading. Methyl mercaptan and ethyl mercaptan change the entire indicating layer to a pale yellow. When mixed with hydrogen sulfide, the reading is extended by approx. 30%.
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