UOM: Box of 10

Item #: 4HM
MFG: GasTec
Sale: $69.33 Was: $75.54
$69.33

Hydrogen Sulfide (H2S) Detection Tubes (25 to 1600 ppm)

Measures Hydrogen Sulphide With a Range of 25-1600 ppm. Other substances measurable with this detector tube are Nitrogen Dioxide, Sulphur Dioxide, Ammonia, Carbon Dioxide, Carbon Monoxide, Mercaptans, and Organic Gases & Vapours.

Hydrogen Sulphide Specs:

  • Measuring Range: 25 to 1600 ppm
  • Number of Pump Strokes: 2, 1, 1/2
  • Correction Factor: 1/2, 1, 2
  • Sampling Time: 45 seconds per pump stroke
  • Detecting Limit: 5 ppm (n=2)
  • Changes from White to Brown
  • Reaction Principle: H2S + Pb(CH3COO)2 → PbS + 2CH3COOH
  • Coefficient of Variation: 5% (for 50 to 800 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

Other substance measurable with this detector tube

Substance: Correction Factor: No. of pump strokes: Measuring Range:
Nitrogen dioxide 1/4 time No
sulphur dioxide 1/1 + No
Ammonia No No
Carbon dioxide No No
Carbon monoxide No No
Mercaptans No No
Organic gases & vapours No No
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