Draeger Tube, Hydrogen Sulfide 1/D 1-200ppm, Box of 10
DRAEGER SAFETY INC.
/ Model #8101831
Details
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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