On May 29, 2026, China's National Medical Products Administration (NMPA) issued Announcement No. 51 of 2026, incorporating eight testing standards into the Safety and Technical Standards for Cosmetics (STSC 2015). Details are as follows: No. Standard New/Revised 1 Determination of Trivalent Chromium and Hexavalent Chromium in Cosmetics New 2 Determination of Ethyl Lauroyl Arginate HCl in Cosmetics New 3 Determination of 1-hydroxyethyl-4,5-diaminopyrazole sulfate and other 10 kinds of ingredients in cosmetics New 4 Safety Evaluation of Long-term Using Tests of Cosmetics on Human Body New 5 Bacterial Reverse Mutation Test Revised 6 In Vitro Mammalian Cells Chromosome Aberration Test
