GB/T 35803-2018: Translated English of Chinese Standard. (GBT 35803-2018, GB/T35803-2018, GBT35803-2018): Determination of prohibited urocanic acid and its ethyl ester in cosmetics - High performance liquid chromatography

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https://www.chinesestandard.net, 2019/01/13 - 16 ページ
This Standard specifies determination method of high performance liquid chromatography for prohibited urocanic acid and its ethyl ester in cosmetics. This Standard is applicable to determination of urocanic acid and its ethyl ester in cosmetics such as creams, liquids, lipsticks, loose powders, shampoos. The detection limit of this Standard for urocanic acid and its ethyl ester is 2 mg/kg, and the limit of quantification is 5 mg/kg.
 

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目次

Foreword
3
Introduction
4
Scope
5
Apparatus and equipment
6
Analysis steps
7
Result calculation
8
Detection limit and limit of quantification
9
Annex A informative Chinese name English name CAS number molecular formula relative molecular mass structural formula of urocanic acid and
10
ethyl ester Error Bookmark not defined Annex C informative Test of confirmation
13

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