Application Range
Standard Measuring Range: 50 to 300 ppm / 5 to 80 ppm
Number of Strokes n: 2 / 10
Time for Measurement: approx. 2 min / approx. 10 min
Standard Deviation: ± 10 to 15 %
Color Change: white -> pale brown
Ambient Operating Conditions
Temperature: 2 to 40 °C
Absolute Humidity: max. 20 mg H2O / L
Reaction Principle
Toluene + I2O5 + H2SO4 -> I2
Cross Sensitivity
10 ppm phenol, 1,000 ppm acetone, 1,000 ppm ethanol and 300 ppm octane are not indicated, xylene (all isomers) and benzene are indicated
with the same sensitivity. The discoloration in the presence of p-xylene is violet, and yellowish-green with benzene.