Draeger 8103631 Nitrogen Dioxide 0.1/a Detector Tubes (10 tests per box)

Application Range:

• Standard Measuring Range: 5 to 30 ppm / 0.1 to 5 ppm The first scale line on the tube's scale equals 0.1 ppm.
• Number of Strokes n: 1 / 5
• Time for Measurement: approx. 15 sec / approx. 75 sec
• Standard Deviation: ± 10 to 15 %
• Color Change: Grey Green → Blue Grey

Ambient Operating Conditions:

• Temperature: 0 to 40 °C
• Absolute Humidity: < 40 mg H2O / L

Reaction Principle:

• NO2 + diphenylbenzidine → blue-grey reaction product

Cross Sensitivity:

• Chlorine and ozone are also indicated, but with different sensitivities.
• Nitrogen monoxide is not indicated.
• NO2 concentrations above 400 ppm result in the display bleaching out.