Gastec 14D Passive Dosl Tubes Hydorogen chloride HCl (1 ~ 100 ppm)
Manufacturer: Gastec Model: 14D - Contact
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Indicator: 10 ~ 100 ppm
Measuring Range: 1 ~ 100 ppm
Sampling Hours: 1~10 hours
Colour Change: Yellow → Purple
Reaction Principle: HCl + Base → Chloride
Coefficient of Variation: 10% (for 10 to 100 ppm-hr)
Nr. of tests: 10
Measuring Range | 1 to 100 ppm |
Sampling Hours | 1 to 10 hours |
Detecting Limit | 0.5 ppm (10 hours) |
Colour Change | Yellow → Purple |
Reaction Principle | HCl + Base → Chloride |
Coefficient of Variation | 10% (for 10 to 100 ppm-hr) |
Shelf Life | 3 Years |
Corrections for temperature & humidity | Temperature correction is necessary Humidity correction is necessary |
Store the tubes at cool and dark place. |
Substance | Concentration | Interference | Change colour by itself to |
Chlorine | ≧ 1/5 | + | Bleaches zero zone |
Nitric acid | ≧ 1/5 | + | Purple |
Hydrogen fluoride | ≧ 1/1 | + | Purple |
Substance | Correction Factor | Measuring Range |
Nitric acid | 0.8 | 0.8 to 80 ppm |
Hydrogen fluoride | 2.5 | 2.5 to 250 ppm |
Calibration gas generation | Diffusion tube method |
TLV-TWA | TLV-STEL | Explosive range |
- | C 2 ppm | - |
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