Draeger 8101641 Phenol 1/b Detector Tubes (10 tests per box)

Application Range:

• 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 grey

Ambient Operating Conditions:

• Temperature: 10 to 30 °C
• Absolute Humidity: 1 to 18 mg H2O / L

Reaction Principle:

• C6H5OH + Ce(SO4)2 + H2SO4 → brown grey 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.