Nitrogen Oxides Detection Tubes (0.04 to 16.5 ppm)

There are no reviews yet. | Write a review
Item #: 11L
MFG: GasTec
UOM:Box of 10
$78.42 Was: $85.28
View additional buying options

Nitrogen Oxides Detection Tubes (0.04 to 16.5 ppm)

11L | Measures Nitrogen Oxides With a Range of 0.04 to 16.5 ppm

  • Measuring Range: 0.04 to 16.5 ppm
  • Number of Pump Strokes: 8, 4, 2, 1
  • Correction Factor: 0.2, 0.4, 1, 3.3
  • Sampling Time: 2 minutes per pump stroke
  • Detecting Limit: 0.01 ppm (n=8)
  • Reaction Principle:
    • NO + Cr6+ + H2SO4 →NO2 NO2 + o-Tolidine ¨ Yellowish orange product
  • Coefficient of Variation: 10% (for 0.2 to 1 ppm), 5% (for 1 to 5 ppm)
  • Changes from White to Yellowish Orange
  • 3 Year Shelf Life
  • TLV-TWA, C (ACGIH) (ppm):
    • NO2 : 3 ppm NO: 25 ppm
  • Store the tubes at cool and dark place.
  • Comes in a Box of 10