Abstract

The method describes the quantitative determination of octyl dimethyl PABA (2-ethylhexyl 4- (dimethylamino)benzoate) (CAS RN 21245-02-3), homosalate (3,3,5-trimethylcyclohexyl salicylate) (CAS RN 118-56-9) and octyl salicylate (2-ethylhexyl salicylate) (CAS RN 118-60-5) in cosmetic sunscreen products. The sample is suspended in methanol and after appropriate treatment the determination is made by HPLC/UV. Accuracy, yield and viability of the method were resolved.

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