On July 11, China NMPA issued a notice to include the Method in Chapter 4 of Cosmetics Safety and Technical Standards as the 8th testing method of cosmetic sunscreens.
The Method stipulates to determine the content of 3-benzylidene camphor and other 21 kinds of sunscreens in cosmetics such as liquid water-based cosmetics, cream, lotion and nail polish by High Performance Liquid Chromatography Method.
This method consists of 7 parts, as shown below:
Reagents and Materials
Apparatuses and and Equipments
Expression of Analysis Results