Ethylene Detection Tubes (0.2 to 50 ppm)

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Item #: 172L
MFG: GasTec
UOM: Box of 10
Min Order: 0
Order Qty: Must order in multiples of 1
$98.81
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Product Details

Ethylene Detection Tubes (0.2 to 50 ppm)

Gastec Detection Tube No. 172L measures Ethylene with a Range of 0.2 to 100 ppm.

  • Measuring Range: 0.2 to 50 ppm, 50 to 100 ppm
  • Number of Pump Strokes: 4, 2
  • Correction Factor: 1, 2
  • Sampling time: 2 minutes per stroke
  • Detecting Limit: 0.05 ppm (4 pump strokes)
  • Changes from Pale Yellow to Blue
  • Reaction Principle: CH2:CH2 + (NH4)2MoO4 + PbSO4 → Molybdenum blue
  • Relative Standard Deviation: 10% (for 0.2 to 10 ppm), 5% (for 10 to 50 ppm)
  • 3 Year Shelf Life
  • Store the tubes at cool and dark place.
  • Comes in a Box of 10

Possible coexisting substances and their interferences:

Substance Concentration Inteference Changes color by itself to
Butane, Carbon monoxide + Blue (whole layer)
Hydrogen, Pentane + Blue (whole layer)
Butylene, Propylene ≧ 1/4 + Blue
Ammonia, Butadiene + White
Hydrogen cyanide + White
Hydrogen chloride + Pink
Hydrogen Sulfide + Black

Ethylene Detection Tubes (0.2 to 50 ppm)

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