Nitrogen Oxides Detection Tubes (50 to 2500 ppm)

There are no reviews yet. | Write a review
Item #: 11HA
MFG: GasTec
UOM:Box of 10
$98.06 Was: $103.59
View additional buying options

Nitrogen Oxides Detection Tubes (50 to 2500 ppm)

11HA | Measures Nitrogen Oxides With a Range of 50 to 2500 ppm.

  • 1 Pump Strokes
  • Correction Factor: 1
  • Sampling time: 1 minute per pump stroke
  • Detecting Limit: 10 ppm (n=1)
  • Changes from White to Green
  • Reaction Principle:
    • NO + Cr6+ + H2SO4 →NO2 NO2 + (C6H5)2NH ¨ Green product
  • Coefficient of Variation: 10% (for 50 to 400 ppm), 5% (for 400 to 2500 ppm)
  • 2 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