UOM: Box of 10

Item #: 91LL
MFG: GasTec
Sale: $74.61 Was: $81.57
$74.61

Formaldehyde Detection Tubes (0.05 to 1.0 ppm)

Measures Formaldehyde with a Range of 0.05 to 1.0 ppm.

  • Measuring Range: 0.05 to 1.0ppm
  • Pump Strokes: 5
  • Correction Factor: 1
  • Sampling Time: 1.5 minutes per pump stroke
  • Detecting Limit: 0.03 ppm (n=5)
  • Changes from Yellowish Brown to Reddish Brown
  • Reaction Principle:
    • 3HCHO + (NH2OH)3H3PO4 → H3PO4 H3PO4 + Base → Phosphate
  • Coefficient of Variation: 10% (for 0.05 to 0.3 ppm), 5% (for 0.5 to 1.0 ppm)
  • 1 Year Shelf Life
  • TLV-TWA, C (ACGIH) (ppm): C 0.3
  • Store the tubes in the refrigerator to keep at 10ºC (50ºF) or below.
  • Comes in a Box of 10

Instructions

Data Sheet

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