This standard specifies the semi-quantitative determination of vitamin E content in cosmetics using thin layer chromatography. This standard is applicable to the determination of vitamin E (including a-tocopherol, a-vitamin E acetate) content in cosmetics. This standard does not apply to cosmetics containing both sunscreen and vitamin E (including a-tocopherol, a-vitamin E acetate).
QB/T 2408-1998 history
1998QB/T 2408-1998 Determination of vitamin E in cosmetics