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):
- Store the tubes at cool and dark place.
- Comes in a Box of 10