Draeger CH23401 Water Vapor 0.1 Detector Tubes (10 tests per box)

Application Range:

• Standard Measuring Range: 1 to 40 mg/L
• Number of Strokes n: 10
• Time for Measurement: approx. 2 min
• Standard Deviation: ± 10 to 15 %
• Color Change: yellow → red brown

Ambient Operating Conditions:

• Temperature: 0 to 40 °C

Reaction Principle:

• H2O + SeO2 + H2SO4 → reddish brown reaction product

Cross Sensitivity:

• Low molecular weight alcohols are indicated. A variety of other organic compounds, such as petroleum hydrocarbons are indicated.