GB/T 24800.3-2009 in English

《GB/T 24800.3-2009化妆品中螺内酯、过氧苯甲酰和维甲酸的测定 高效液相色谱法》由TC257（全国香料香精化妆品标准化技术委员会）归口，TC257SC2（全国香料香精化妆品标准化技术委员会化妆品分会）执行，主管部门为中国轻工业联合会。
本标准规定了化妆品中螺内酯、过氧苯甲酰和维甲酸的测定方法。
本标准适用于皮肤护理类化妆品中螺内酯、过氧苯甲酰和维甲酸的测定。

Scope

This standard specifies the methods for the determination of spironolactone, benzoyl peroxide and retinoic acid in cosmetics. This standard applies to the determination of spironolactone, benzoyl peroxide and retinoic acid in skin care cosmetics. In this standard, the detection limit of spironolactone and benzoyl peroxide is 2.5 mg/kg, and the limit of quantification is 5 mg/kg; the detection limit of retinoic acid is 1 mg/kg, and the limit of quantification is 2.5 mg/kg.