Vinyl Acetate Detection Tubes (5 to 250 ppm)

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Item #: 143
MFG: GasTec
UOM: Box of 10
Min Order: 0
Order Qty: Must order in multiples of 1
$92.96 Was: $103.83
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Product Details

Vinyl Acetate Detection Tubes (5 to 250 ppm)

Gastec Detection Tube No. 143 measures Vinyl Acetate with a Range of 5 to 250 ppm.

  • Measuring Range:
    • 5 to 10 ppm
    • 10 to 100 ppm
    • 100 to 250 ppm
  • Number of Pump Strokes: 4, 2, 1
  • Correction Factor: 1/2, 1, 2.5
  • Sampling Time: 30 seconds per pump stroke
  • Detecting Limit: 1 ppm (4 pump strokes)
  • Changes from White to Brown
  • Corrections for temperature & humidity: Unnecessary
  • 3 Year Shelf Life
  • Reaction Principle: CH3CO2CH:CH2 + C6H3(CH3)3 + H2S2O7 → Condensation Polymer
  • Relative Standard Deviation: 15% (for 10 to 20 ppm), 10% (for 20 to 100 ppm)
  • Store the tubes at cool and dark place.

Possible coexisting substances and their interferences:

Substance Concentration Interference Changes color by itself to
Aldehydes, Ketones + Brown
Etylene ≧ 1000 ppm + Yellow
Vinyl chloride ≧ 500 ppm + Yellow

Vinyl Acetate Detection Tubes (5 to 250 ppm)

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