Using Redox Titration for the Determination of Hydrogen Peroxide in Sanitizers
Hydrogen peroxide (H
2O
2) is a chemical compound with strong oxidizing capabilities, which acts against a variety of microorganisms, including bacteria, viruses, fungi, yeasts and spores
1,2. It has been utilized in several formulations of bleaching agents, disinfectants and sanitizers.
The concentration of H
1. While a concentration of 3% H
2O
2O
2.
2O
3. For this application, H
2O
2 content is established with redox titration methods utilizing cerium (IV) sulfate as a titrant and DMi140-SC electrode.
Sample preparation and procedures
4)
4)
Add 10 mL 98% H
2SO
4, stir the solution while heating it to ~50 °C. Wait until cerium sulfate is dissolved completely.