Ethylene Glycol Detection Tubes (10 to 100mg/m3)

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Item #: 165L
MFG: GasTec
UOM: Box of 10
Min Order: 0
Order Qty: Must order in multiples of 1
$92.80 Was: $99.57
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Product Details

Ethylene Glycol Detection Tubes (10 to 100mg/m3)

Gastec Detection Tube No. 165L measures Chloroform with a Range of 10-100 mg/m3.

  • Measuring Range: 10 to 100 mg/m3
  • Number of Pump Strokes: 2 (200 ml)
  • Correction Factor: 1
  • Sampling Time: 3 minutes per pump stroke
  • Detecting Limit: 2 mg/m3 (2 pump strokes)
  • Changes from Yellow to Reddish Brown
  • Reaction Principle:
    • HOCH2CH2OH → 2HCHO
    • 3HCHO + (NH2OH)3H3PO4 → H3PO4
    • H3PO4 + Base → Phosphate
  • Relative Standard Deviation: 10% (for 10 to 52 mg/m3),15% (for 20 to 100 mg/m3)
  • 3 Year Shelf Life
  • Store the tubes in the refrigerator to keep at 10ºC (50ºF) or below.
  • Comes in a Box of 5 pre tubes and 5 detector tubes

Possible coexisting substances and their interferences:

Substance Interference Changes color by itself to
Acid gases + Reddish brown
Aldehydes + Reddish brown
Ketones + Reddish brown
tert-Butyl mercaptan + Reddish brown (≧ 1 mg/m3)
Tetrahydrothiophene + Reddish brown (≧ 1 mg/m3)

Ethylene Glycol Detection Tubes (10 to 100mg/m3)

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