Aromatic Hydrocarbons Detection Tubes (120 - 0.4 to 200 ppm)

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Item #: 120
MFG: GasTec

UOM: Box of 10

$93.71 Was: $96.60
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Aromatic Hydrocarbons Detection Tubes (120 - 0.4 to 200 ppm)

Gastec Detector Tube No 120 is used for the detection and monitoring of Aromatic Hydrocarbons.

  • Measuring Range:
    • 0.4 to 2 ppm - 2 to 5 pump strokes
      Correction Factor: 1/2 to 1/5
    • 2 to 100 ppm - 1 pump stroke
      Correction Factor: 1
    • 100 to 200 ppm - 1/2 pump stroke
      Correction Factor: 2
  • Sampling Time: 1.5 minutes per pump stroke
  • Detecting limit: 0.2 ppm (5 Pump Strokes)
  • Changes from White to Brown
  • Corrections for temperature & humidity: Unnecessary
  • Relative Standard Deviation: 10% (for 2 to 20 ppm), 5% (for 20 to 100 ppm)
  • 3 Year Shelf Life
  • Reaction Principle: Aromatic Hydrocarbons + I2O5 + H2SO4 → I2