Application Range
Standard Measuring Range: 0.5 to 15 ppm
Number of Strokes n: 10
Time for Measurement: approx. 6 min
Standard Deviation: ± 15 to 20 %
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 + 2 H+
Cross Sensitivity
No interference by: 100 ppm sulfur dioxide
100 ppm hydrochloric acid
100 ppm ethyl mercaptan