Item #: 5M
MFG: GasTec
UOM:Box of 10
$88.89 Was: $93.91
$88.89

Sulfur Dioxide (SO2) Detection Tubes (20 to 3600 ppm)

Measures Sulphur Dioxide With a Range of 20-3600 ppm.

  • Number of Pump Strokes: 4, 1, 1/2
  • Correction Factor: 1/5, 1, 2
  • Sampling Time: 45 seconds per pump stroke
  • Changes from Purple to Yellow
  • Reaction Principle:
    • SO2 + BaCl2 +H2O ¨ BaSO3 + 2HCl HCl+Base ¨ Chloride
  • Coefficient of Variation: 10% (for 100 to 600 ppm), 5% (for 600 to 1800 ppm)
  • 3 Year Shelf Life
  • TLV-TWA, C (ACGIH) (ppm): 2
  • Store the tubes at cool and dark place.
  • Comes in a Box of 10