Determination of undecylenic acid and zinc undecylenate in cosmetics—Gas chromatography
全国香料香精化妆品标准化技术委员会(SAC/TC 257)
本标准规定了化妆品（膏霜、乳液、化妆水）和洗手液类产品中十一烯酸及其锌盐的气相色谱测定方法。
本标准适用于化妆品（膏霜、乳液、化妆水）和洗手液类产品中十一烯酸及其锌盐的测定。
本方法对十一烯酸及其锌盐的检出限为12 mg/kg（0.001 2%），定量限为40 mg/kg（0.004%）（均以酸计）。
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