Chlorobenzene |
NO.126L |
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Measuring Range |
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Number of Pump Strokes |
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Correction Factor |
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Sampling Time | 1.5 minutes per pump stroke | ||
Detecting Limit | 0.2 ppm (n=3) | ||
Colour Change | Yellow → Pale purple | ||
Reaction Principle | C6H5Cl+ PbO2 + H2SO4 → HCl HCl + Base → Chloride |
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Coefficient of Variation | 10% (for 0.5 to 2 ppm), 5% (for 4 to 10 ppm) | ||
Shelf Life | 2 Years | ||
Corrections for temperature & humidity | Temperature correction is necessary | ||
Store the tubes in the refrigerator to keep at 10ºC (50ºF) or below. |
Substance | Concentration | Interference | Change colour by itself to |
Chlorine, Hydrogen chloride, Trichloroethylene, Tetrachloroethylene | + | Pale purple |
Calibration gas generation | Diffusion tube method |
TLV-TWA | TLV-STEL | Explosive range |
10 ppm | - | 1.3 to 9.6% |