Item #: CH29801
MFG: Draeger
Price: $72.30
$72.30

Hydrogen Sulfide Detection Tubes 5/b (5 - 600 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 60 ppm
Number of strokes n:10
Time for Measurementapprox. 4 sec.
Standard Deviation± 5 to 10 %
Color Changewhite ──> brown
Temperature0 to 60°C
Absolute Humidity< 40 mg H2O / L
Reaction PrincipleH2S + Pb^2+ ──> PbS + 2 H^+
Cross SensitivitySulfur dioxide can cause plus errors
of up to 50%. Sulfur dioxide alone
does not discolor the inidicating layer.
Extension of the Measuring
Range
Using n=1, divide the reading by 2;
the measuring range will be 50 to
600 ppm.
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