ISO 24442:2011规定了用于评估局部防晒产品的UVA保护因子（UVAPF）的体内方法。它适用于化妆品，药​​物和其他旨在局部应用于人体皮肤的产品，包括能够吸收，反射或散射紫外线的任何成分。 ISO 24442:2011为防晒产品的评估提供了基础，用于保护人体皮肤免受太阳能或其他光源的UVA辐射

ISO 24442:2011 specifies an in vivo method for assessment of the UVA protection factor (UVAPF) of topical sunscreen products. It is applicable to cosmetics, drugs and other products intended to be topically applied to human skin, including any component able to absorb, reflect or scatter UV rays. ISO 24442:2011 provides a basis for the evaluation of sunscreen products for the protection of human skin against UVA radiation from solar or other light sources.