Chloroform 2/a, 2 - 10 PPM, Part # 6728861, 5 Tests 

Application Range

Standard Measuring Range: 2 to 10 ppm

Number of Strokes n: 10

Time for Measurement: approx. 9 min

Standard Deviation: ± 20 to 30 % at 20 °C and 9 mg H2O / L

Color Change: white š yellow

Ambient Operating Conditions

Temperature: 10 to 30 °C

Absolute Humidity: 9 mg H2O / L

Reaction Principle

a) CHCl3 + CrVI š Cl2

b) Cl2 + o-tolidine š yellow reaction product

Cross Sensitivity

Other chlorinated hydrocarbons are indicated, but with different sensitivities