Tetrachloroethylene Detection Tubes (1 to 75 ppm)

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Item #: 133L
MFG: GasTec
UOM: Box of 10
Min Order: 0
Order Qty: Must order in multiples of 1
$96.95 Was: $108.63
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Product Details

Tetrachloroethylene Detection Tubes (1 to 75 ppm)

Gastec Detection Tube No. 133L measures Tetrachloroethylene with a Range of 1 to 2 ppm.

  • Measuring Range:
    • 1 to 2 ppm
    • 2 to 25 ppm
    • 25 to 75 ppm
  • Number of Pump Strokes: 2, 1, 1/2
  • Correction Factor: 1/2, 1, 3
  • Sampling Time: 45 seconds per pump stroke
  • Detecting Limit: 0.4 ppm (2 pump strokes)
  • Changes from Yellow to Pink
  • Corrections for temperature & humidity: Temperature correction is necessary
  • Reaction Principle:
    • Cl2C:CCl2 + PbO2 + H2SO4 → HCl
    • HCl + Base → Chloride
  • Relative Standard Deviation: 10% (for 2 to 5 ppm), 5% (for 5 to 25 ppm)
  • 2 Year Shelf Life (in the refrigerator)
  • Store the tubes in the refrigerator to keep at 10ºC (50ºF) or below.

Possible coexisting substances and their interferences:

Substance Concentration Interference Changes color by itself to
Bromine, Chlorine + Pink
Hydrogen chloride + Pink
Unsaturated halogenated hydrocarbons + Pink
Aromatic hydrocarbons ≧ 100 ppm - No
Acetone ≦ 200 ppm No No
Nitric oxide No No
Nitrogen dioxide No No

Other substance measurable with this detector tube:

Substance: Correction Factor: No of Pump Strokes: Measuring Range:
Pentachloroethane 20 1 40 to 500 ppm

Tetrachloroethylene Detection Tubes (1 to 75 ppm)

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