UOM: Box of 10

Item #: 4LK
MFG: GasTec
Sale: $71.29 Was: $77.53
$71.29

Hydrogen Sulfide (H2S) Detection Tubes (1 to 40 ppm)

Measures Hydrogen Sulphide With a Range of 1-40 ppm.

  • Number of Pump Strokes: 2, 1, 1/2
  • Correction Factor: 1/2, 1, 2
  • Sampling Time: 1 minute per pump stroke
  • Detecting Limit: 0.25 ppm (n=2)
  • Changes from White to Brown
  • Reaction Principle: H2S + Pb(CH3COO)2 → PbS + 2CH3COOH
  • Coefficient of Variation: 10% (for 2 to 6 ppm), 5% (for 6 to 20 ppm)
  • 3 Year Shelf Life
  • TLV-TWA, C (ACGIH) (ppm): 1
  • Store the tubes at cool and dark place.
  • Comes in a Box of 10
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