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Hydrogen Sulfide 2/a, 20 - 200 PPM / 2 - 20 PPM, (6728821)
Draeger

Hydrogen Sulfide 2/a, 20 - 200 PPM / 2 - 20 PPM, (6728821)

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Hydrogen Sulfide 2/a, 20 - 200 PPM / 2 - 20 PPM, Part # 6728821, 10 Tests 

Application Range

Standard Measuring Range: 20 to 200 / 2 to 20 ppm

Number of Strokes n: 1 / 10

Time for Measurement: approx. 20 s / approx. 3.5 min

Standard Deviation: ± 5 to 10 %

Color Change: white š pale brown

Ambient Operating Conditions

Temperature: 0 to 40 °C

Absolute Humidity: 3 to 30 mg H2O / L

Reaction Principle

H2S + Hg2+ š HgS + 2H+

Cross Sensitivity

No interference by:

200 ppm sulfur dioxide

100 ppm hydrochloric acid

100 ppm ethyl mercaptan