Draeger 6733141 Styrene 10/b Detector Tubes (10 tests per box)

Application Range:

• Standard Measuring Range: 10 to 250 ppm
• Number of Strokes n: 20
• Time for Measurement: approx. 3 min
• Standard Deviation: ± 15 to 20 %
• Color Change: White → Red Brown

Ambient Operating Conditions:

• Temperature: 0 to 40 °C
• Absolute Humidity: 3 to 15 mg H2O / L

Reaction Principle:

• Styrene + HCHO → red brown reaction product

Cross Sensitivity:

• Other organic compounds, which react with the formaldehyde/sulfuric acid indicating system (e. g. xylene, toluene, butadiene and ethyl benzene) affect the indication.
• It is impossible to measure monostyrene in the presence of these compounds.
• No interference by:
  • 200 ppm methanol
  • 500 ppm octane
  • 400 ppm ethyl acetate