Phenol Detection Tubes 1/b (1 - 20 ppm)

There are no reviews yet. | Write a review
Item #: 8101641
MFG: Draeger
UOM: Box of 10
Min Order: 0
Order Qty: Must order in multiples of 1
$102.00
View additional buying options

Phenol Detection Tubes 1/b (1 - 20 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, such as:

  • Determining and measuring concentration peaks
  • Measuring personal exposure in the inhalation area
  • Detecting leaks in pipelines, gas installations etc.
  • Air analysis in sewers, shafts and confined spaces
Standard Measuring Range: 1 to 20 ppm
Number of strokes n: 20
Time for Measurement: approx. 5 min
Standard Deviation: ± 10 to 15 %
Color Change: yellow──> brown gray
Temperature: 10 to 30 °C
Absolute Humidity: 1 to 18 mg H2O / L
Reaction Principle: C6H5OH + Ce(SO4)2 + H2SO4 ──>
brown gray reaction product
Cross Sensitivity: Cresols are also indicated, but with different sensitivities. To determine m-cresol multiply the indication by 0.8. Benzene, toluene and other aromatics without the heteroatoms are not indicated. Aliphatic hydrocarbons and alcohols are not indicated.
Additional Information At a temperature of 0 °C the resulting indication must be multiplied by 1.3, at a temperature of 40 °C it must be multiplied by 0.8.