This document describes the principles, reagents and materials, instruments and equipment, test procedures, test data processing, recovery rate, precision, etc. of the high-performance liquid chromatography determination method for the banned substance Bemeg and its salts in cosmetics. This document is applicable to the determination of Bemeag and its salts in lotions, creams and aqueous cosmetics. In this document, the method detection limit of Bemag and its salts (based on Bemag) is 2 mg/kg, and the limit of quantitation is 5 mg/kg.
GB/T 40898-2021 Referenced Document
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 40898-2021 history
2021GB/T 40898-2021 Determination of prohibited bemegride and its salts in cosmetics—High performance liquid chromatography