Draeger Tube Hydrogen Sulfide 2/a 6728821

Description

The Draeger Tube Hydrogen Sulfide 2/a 6728821 is a precise and cost-effective way to measure the amount of hydrogen sulfide in the air.

Draeger Hydrogen Sulfide Detector Tube 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 → pale brown

Draeger Safety Hydrogen Sulfide Tube Ambient Operating Conditions

Temperature: 0 to 40 °C
Absolute Humidity: 3 to 30 mg H2O / L

Dräger Tube Hydrogen Sulfide 2/a Reaction Principle

H2S + Hg2+ → HgS + 2H+

Draeger Gas Detection Tubes Hydrogen Sulfide Sensitivity

No interference by:

• 200 ppm sulfur dioxide
• 100 ppm hydrochloric acid
• 100 ppm ethyl mercaptan

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