Tetrachloroethylene Detection Tubes (2 to 250 ppm)

There are no reviews yet. | Write a review
Item #: 133M
MFG: GasTec
UOM: Box of 10
Min Order: 0
Order Qty: Must order in multiples of 1
$88.56 Was: $98.92
View additional buying options
Product Details

Tetrachloroethylene Detection Tubes (2 to 250 ppm)

Gastec Detection Tube No. 133M measures Tetrachloroethylene with a Range of 2 to 250 ppm.

  • Measuring Range:
    • 2 to 5 ppm
    • 5 to 100 ppm
    • 100 to 250 ppm
  • Number of Pump Strokes: 2, 1, 1/2
  • Correction Factor: 0.4, 1, 2.5
  • Sampling Time: 45 seconds per pump stroke
  • Detecting Limit: 0.4 ppm (2 pump strokes)
  • Changes from Yellow to Reddish Purple
  • Reaction Principle:
    • Cl2C:CCl2 + PbO2 + H2SO4 → HCl
    • HCl + Base → Chloride
  • Relative Standard Deviation: 10% (for 5 to 20 ppm), 5% (for 20 to 100 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 + Reddish purple
Hydrogen chloride + Reddish purple
Unsaturated halogenated hydrocarbons + Reddish purple
Aromatic hydrocarbons ≧ 100 ppm - No
Acetone ≦ 200 ppm No No
Nitric oxide No No
Nitrogen dioxide No No

Tetrachloroethylene Detection Tubes (2 to 250 ppm)

There are no reviews yet.