Water Vapor Detection Tubes (2 to 10 lb/MMCF)

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Item #: 6LLP
MFG: GasTec

UOM: Box of 10

$74.93 Was: $86.48
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Water Vapor Detection Tubes (2 to 10 lb/MMCF)

Gastec Detection Tube No. 6LLP measures Water Vapor with a Range of 2 to 10 LB/MMCF.

Performance:

  • Measuring Range: 2 to 10 LB/MMCF
  • Number of Pump Strokes: 2 (200 ml)
  • Correction Factor: 1
  • Sampling Time: 3 minutes
  • Detecting Limit: 2 LB/MMCF (2 pump strokes)
  • Color Change: Yellow to Green
  • Corrections for Temperature & Humidity: Temperature correction is necessary
  • Relative Standard Deviation: 10% (for 2 to 4 LB/MMCF), 5% (for 4 to 10 LB/MMCF)
  • Shelf Life: 3 Years
  • Reaction Principle: H2O + Mg(ClO4)2 → Mg(ClO4)2・H2O

Possible coexisting substances and their interferences:

Substance Concentration Interference Changes color by itself to
Sulfur dioxide ≦ 15 ppm No No
Nitrogen dioxide, Hydrogen sulfide ≦ 30 ppm No No
Hydrogen cyanide ≦ 40 ppm No No
Methyl ethyl ketone ≦ 70 ppm No No
Ethyl acetate ≦ 100 ppm No No
Acrylonitrile ≦ 40 ppm No No
Acetaldehyde ≦ 50 ppm No No
Methanol ≧ 50 ppm + Green
Triethylene glycol No No