Draeger 6727101 Sulfur Dioxide 0.1/a Detector Tubes (10 tests per box)

Application Range:

• Standard Measuring Range: 0.1 to 3 ppm
• Number of Strokes n: 100
• Time for Measurement: approx. 20 min
• Standard Deviation: ± 10 to 15 %
• Color Change: yellow → orange

Ambient Operating Conditions:

• Temperature: 10 to 30 °C
• Absolute Humidity: 3 to 15 mg H2O / L

Reaction Principle:

• SO2 + Na2[HgCI4] + methyl red → Na2[Hg(SO3)2] + 4 HCI

Cross Sensitivity:

• It is impossible to measure sulfur dioxide in the presence of other acidic gases.