This International Standard specifies an in vitro procedure to characterize the UVA protection of sunscreenproducts. Specifications are given to enable determination of the spectral absorbance characteristics of UVAprotection in a reproducible manner.
EN ISO 24443:2012 history
2021EN ISO 24443:2021 Cosmetics - Determination of sunscreen UVA photoprotection in vitro (ISO 24443:2021, Corrected version 2022-02)
2012EN ISO 24443:2012 Determination of sunscreen UVA photoprotection in vitro