High-performance liquid chromatography method for the determination of hydrogen peroxide present or released in teeth bleaching kits and hair cosmetic products

- H2O2 present or released in teeth bleaching products and hair cosmetics is quantified by HPLC/UV.
- Validation data were obtained using the ISO 12787 standard approach for cosmetics.
- Cross validations of the method for both cosmetics were performed.
- Results on 35 teeth bleaching products controlled during a market survey are reported.