Item #: CH31801
MFG: Draeger

Hydrazine Detection Tubes 0.25/a (0.1 - 10 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 Range0.25 to 10 / 0.1 to 5 ppm
Number of Strokes (n)10 / 20
Time for Measurementapprox. 1 min. / approx. 2 min.
Standard Deviation±10 to 15 %
Colour Changeyellow ─> blue
Temperature10 to 50° C
Absolute Humidity< 20 mg H2O / L
Reaction PrincipleNH3 + pH Indicator ─> blue reaction product
Cross SensitivityThis tube indicates other basic gases
(e.g. organic amines and ammonia)