METHOD OF DETERMINING THE CONTENT OF HYDROGEN PEROXIDE IN AN AQUEOUS SOLUTION

摘要

The invention relates to a method of determining the content of hydrogen peroxide in an aqueous solution, which is brought to a pH below 6, supplied with an excess of I-, and irradiated with light, the absorbance being measured at a predetermined wavelength. The invention also relates to an analyser for carrying out the method. Further, the invention relates to a method and a system of controlling the supply of hydrogen peroxide to an aqueous solution.