This document specifies a method for the in vivo determination of the sun protection factor (SPF) of sunscreen products. It is applicable to products that contain any component able to absorb, reflect or scatter ultraviolet (UV) rays and which are intended to be placed in contact with human skin. This document provides a basis for the evaluation of sunscreen products for the protection of human skin against erythema induced by solar ultraviolet rays.
EN ISO 24444:2020 history
2022EN ISO 24444:2020/A1:2022 Cosmetics - Sun protection test methods - In vivo determination of the sun protection factor (SPF) - Amendment 1 (ISO 24444:2019/Amd 1:2022)
2021EN ISO 24444:2020/FprA1:2021 Cosmetics - Sun protection test methods - In vivo determination of the sun protection factor (SPF) - Amendment 1 (ISO 24444:2019/FDAM 1:2021)
2020EN ISO 24444:2020 Cosmetics - Sun protection test methods - In vivo determination of the sun protection factor (SPF) (ISO 24444:2019)
2010EN ISO 24444:2010 Cosmetics - Sun protection test methods - In vivo determination of the sun protection factor (SPF) (ISO 24444:2010)