Chlorine |
NO.8LL |
| Cl2 |  |
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Performance
| Measuring Range |
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| Number of Pump Strokes |
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| Correction Factor |
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| Sampling Time | 2 minutes per pump stroke | |||
| Detecting Limit | 0.005 ppm (n=2) | |||
| Colour Change | White → Pale Green | |||
| Reaction Principle | Cl2 + ABTS → Pale green products | |||
| Coefficient of Variation | 10% (for 0.05 to 0.2 ppm), 5% (for 0.2 to 1.0 ppm) | |||
| Shelf Life | 1 Year | |||
| Corrections for temperature & humidity | Unnecessary | |||
| Store the tubes in the refrigerator to keep at 10ºC (50ºF) or below. | ||||
Possible coexisting substances and their interferences (NOTE)
| Substance | Concentration | Interference | Change colour by itself to |
| Ammonia | No | No | |
| Carbon monoxide, Carbon dioxide | No | No | |
| Hydrogen chloride | No | No | |
| sulphur dioxide | No | No | |
| Nitrogen dioxide, Chlorine dioxide | + | Pale green | |
| Halogens | + | Pale green | |
| Hydrogen sulphide | No | No | |
| Organic vapours | No | No |
| Calibration gas generation | Permeation tube method |
| TLV-TWA | TLV-STEL | Explosive range |
| 0.5 ppm | 1 ppm | - |
