Item #: 6719101
MFG: Draeger

Nitrogen Dioxide Detection Tubes 2/c (2 - 100 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 Range5 to 100 / 2 to 50 ppm
Number of strokes n:5 / 10
Time for Measurementapprox. 1 min. / approx. 2 min.
Standard Deviation± 10 to 15 %
Color Changeyellow green ──>  blue gray
Temperature10 to 40°C
Absolute Humiditymax. 30 mg H2O / L
Reaction PrincipleNo2 + Diphenylbenzidine ──> blue gray
reaction product
Cross SensitivityWithin their TLV, ozone or chlorine do
not interfere with the reading. Higher
concentrations are indicated, however
with different sensitivity period. Nitric
oxide is not indicated.