Development of analytical method for determination of 1,4-dioxane in cleansing products.


OBJECTIVE 1,4-Dioxane is a toxic by-product formed during the synthesis of surfactants used in finished cosmetic products. There are no set permissible levels of toxic impurities in finished cosmetic products in Japan. In this study, we have established a simple and sufficiently precise analytical method to determine the activity of 1,4-dioxane in finished… (More)
DOI: 10.1111/ics.12079

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