Hydrogen peroxide is used in many processes. It can be used as a disinfectant in the food industry or in water purification, as an oxidation agent in chemical synthesis or as an environmentally friendly means of bleaching pulp, paper, and textiles. According to the different fields of application, products of various H2O2 concentrations and purity grades are available. To guarantee product quality H2O2 is monitored for elemental impurities, for example, for heavy metals or for TOC concentration. This application note focuses on the determination of TOC and TN in undiluted H2O2.
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