o-Cresol Detection Tubes (0.4 to 62.5 ppm)

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Item #: 61
MFG: GasTec
UOM:Box of 10
$101.26 Was: $104.28
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o-Cresol Detection Tubes (0.4 to 62.5 ppm)

Measures o-Cresol with a range of 0.4 to 62.5ppm. Other substances measurable with this detection tube are m-Cresol and p-Cresol (See table below for their information).


  • Measuring range of 0.4 to 62.5 ppm
  • Number of Pump Strokes: 4, 2, 1
  • Correction Factor: 0.4, 1, 2.5
  • Detecting Limit: 0.1 ppm (n=4)
  • Sampling Time: 1.5 minutes per pump strokes
  • Changes from Pale Yellow to Gray
  • Reaction Principle: C6H5(CH3)OH + Ce(NO3)62- → C6H5O(CH3)Ce(NO3)52-
  • Coefficient of Variation: 15% (for 1 to 5 ppm), 10% (for 5 to 25 ppm)
  • 2 Year Shelf Life
  • TLV-TWA, C (ACGIH) (ppm): 20mg/m^3(IFV)
  • Store the tubes in the refrigerator to keep at 10ºC (50ºF) or below.
  • Comes in a Box of 10

Other substance measurable with this detector tube:

Substance: Correction Factor: No of Pump Strokes: Measuring:
m-Cresol 1.0 2 1 to 25 ppm
p-Cresol 1.0 2 1 to 25 ppm