Carbon Dioxide Detection Tubes 1%/a (1 - 20 Vol.%)

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Item #: CH25101
MFG: Draeger
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Carbon Dioxide Detection Tubes 1%/a (1 - 20 Vol.%)

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 Range1 to 20 Vol.-%
Number of Strokes (n)1
Time for Measurementapprox. 30 sec.
Standard Deviation ±5 to 10 %
Colour Changewhite to pale violet ─> blue violet
Temperaturemax. 40° C
Absolute Humiditymax. 40 mg H2O / L
Reaction PrincipleCO2 + N2H4 ─> NH2-NH-COOH
Cross SensitivityHydrogen sulfide in the TLV range does not
interfere. In a range comparable to the
calibrated range for carbon dioxide, sulfur
dioxide is indicated. The sulfur dioxide
sensitivity is approximately

(e.g. 6 Vol.% sulfur dioxide gives an
indication of 2 Vol.%)