Feature :

  • This test paper allows the quick and easy detection of strong oxidizers such as nitrite and free chlorine. Potassium iodide starch paper is also used to control diazotization reactions.
  • Nitrite or free chlorine oxidize. Potassium iodide starch paper may be used by dipping it into the sample or by applying drops of the sample onto the paper.
  • Limit of sensitivity: 1 mg/l NO2– 1 mg/l free Cl2
  • Colour change: White – Blue/Violet

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