Application Range
Standard Measuring Range: 1 to 20 ppm
Number of Strokes (n): 5 to 25
Time for Measurement: max 3 min
Standard Deviation: ±30%
Color Change: white -› red
Ambient Operating Conditions
Temperature: 15 to 40 °C
Absolute Humidity: <50 mg H2O / L
Reaction Principle
Aniline + furfurol ä dianiline derivative of
hydroxyglutacondialdehyde
Cross Sensitivity
N,N-Dimethylaniline is not indicated.
Ammonia concentrations up to 50 ppm do not affect theindication, higher ammonia concentrations will cause plus errors.
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