UOM: Box of 5

Item #: 31B
MFG: GasTec
Sale: $76.65 Was: $83.56
$76.65

Oxygen (O2) Detection Tubes ( 3 to 24%)

Measures Oxygen With a Range of 3%-24% ppm.

  • Number of Pump Strokes: 1, 1/2
  • Correction Factor: 1/2, 1
  • Sampling Time: 2 minutes per pump stroke
  • Detecting Limit: 2% (n=1)
  • Color Change: Black → White
  • Reaction Principle: O2 + 4TiCl3 + 6H2O → 4TiO2 + 12HCl
  • Coefficient of Variation: 5% (for 6 to 24 %)
  • 3 Year Shelf Life
  • TLV-TWA, C (ACGIH) (ppm):-
  • Store the tubes at cool and dark place.
  • Comes in a Box of 5

Note: If more than 40% carbon dioxide is coexisted, the tube reading will be 1% higher than the true concentration. (At 21% oxygen concentration tube 31B indicates 22%.)

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