Application Range
Standard Measuring Range: 2 to 200 / 2 to 20 ppm
Number of Strokes n: 1 / 10
Time for Measurement: approx. 20 sec / approx. 3.5 min
Standard Deviation: ± 5 to 10 %
Color Change: white -> pale brown
Ambient Operating Conditions
Temperature: 0 to 40°C
Absolute Humidity: 3 to 30 mg H2O / L
Reaction Principle
H2S + Hg2+ -> HgS + 2H+
Cross Sensitivity
No interference by: 200 ppm sulfur dioxide
100 ppm hydrochloric acid
100 ppm ethyl mercaptan