ISO 24444:2019

Cosmetics — Sun protection test methods — In vivo determination of the sun protection factor (SPF)

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.

Edition	2019
Published Date	2019
Published By	International Standardization Organisation
Page Count	59