Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
NO2, NO (Separete quantification)
Nitrogen oxides 0
Nitrogen oxides 0
Nitrogen oxides 0
Nitrogen oxides 0
Nitrogen oxides 0
Nitrogen oxides 0
Nitrogen oxides 0
Nitrogen oxides 0
Nitrogen oxides 0
Nitrogen oxides 0
NO2, NO (Separete quantification)
Performance |
Name of Gas | Nitrogen Dioxide (NO2) | Nitric oxide (NO) | |
Measuring Range | 2.5 to 200 ppm | 2.5 to 5 ppm | 5 to 200 ppm |
Pump Strokes | 1 | 2 | 1 |
Correction Factor | 1 | 1/2 | 1 |
Sampling Time | 1 minute per pump stroke | ||
Detecting Limit | 0.5 ppm (n=1) | 1 ppm (n=2) | |
Color Change | White → Yellowish orange | ||
Reaction Formula | NO2 tube: | ||
Coefficient of Variation | NO2 tube: 10% (for 2.5 to 20 ppm), 5% (for 20 to 200 ppm) | ||
Shelf Life | 3 Years | ||
Corrections for temperature & humidity | NO2 tube:Unnecessary | ||
Store the tubes at cool and dark place. |
Possible coexisting substances and their interferences | (NOTE) |
Substance | Concentration | Interference | Change color by itself |
Nitrogen monoxide | - | No effect | Produce red belt at demarcation |
Hydrogen chloride | - | Unclear demarcation | No discoloration |
Ozone, Halogens, | 1/5 | 20% Plus error | Produce yellowish orange stain |
Sulfur dioxide | 50 ppm | Unclear demarcation | No discoloration |
Substance | Concentration | Interference | Change color by itself |
Hydrogen chloride | - | No effect | No discoloration |
Ozone, Halogens, Chlorine dioxide | - | No effect | No discoloration |
Sulfur dioxide | - | No effect | No discoloration |
Nitrogen dioxide | - | No effect | No discoloration |
Other substance measurable with this detector tube |
Calibration gas generation | Permeation tube method |
TLV-TWA | TLV-STEL | Explosive range |
NO2:3ppm NO:25ppm | NO2:5ppm | - |