Item #: CH27701
MFG: Draeger

Nitrous Gases Detection Tubes 100/c (100 - 5000 ppm)

For short-term measurements more than 160 Draeger-Tubes are available to measure the so-called spot concentrations of specific gases. A wide range of different gases and vapours can be detected and measured, e.g.: Determining and measuring concentration peaks, Measuring personal exposure in the inhalation area, Detecting leaks in pipelines, gas installations etc., and Air analysis in sewers, shafts and confined spaces.

Contains 10 tubes
Standard Measuring Range100 to 1,000 / 500 to 5,000 ppm
Number of strokes n:5 / 1 + 4
desorption strokes in clean air.
Time for Measurementapprox. 1.5 min.
Standard Deviation± 15 to 20 %
Color Changegray ──>  red brown
Temperature10 to 30°C
Absolute Humiditymax. 30 mg H2O / L
Reaction Principlea) NO + CO^VI  ──> NO2
b) NO2 + o-Dianisidine ──> red brown
    reaction product
Cross SensitivityChlorine and ozone are also indicated,
but with different sensitivities.