本文件规定了在体内测定防晒产品耐水性的浸水程序。 本文件适用于拟与人体皮肤接触的产品，包括任何能够吸收、反射或散射紫外线的组件，此外，其设计不太容易通过水和/或在浸水过程中从皮肤上去除。本手册将与ISO 24444一起阅读。

This document specifies a procedure of water immersion for the in vivo determination of the water resistance of sunscreen products. This document is applicable to products intended to be placed in contact with human skin including any component able to absorb, reflect or scatter UV rays and which, in addition, are designed to be less readily removed from the skin by water and/or during water immersion. It is intended to be read in conjunction with ISO 24444.