Item #: 6728821
MFG: Draeger
Price: $82.90
$82.90

Hydrogen Sulfide Detection Tubes 2/a (2 -200 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 Range20 to 200 / 2 to 20 ppm
Number of strokes n:1 / 10
Time for Measurementapprox. 20 sec. / approx. 3.5 min.
Standard Deviation± 5 to 10 %
Color Changewhite ──> pale brown
Temperature0 to 40°C
Absolute Humidity3 to 30 mg H2O / L
Reaction PrincipleH2S + Hg^2+ ──> HgS + 2H
Cross SensitivityNo interference by:
200 ppm sulfur dioxide
100 ppm hydrochloric acid
100 ppm ethyl mercaptan
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