GB/T 40894-2021
Determination of prohibited substances thiamazole in cosmetics—High performance liquid chromatography
- Standard No.
- GB/T 40894-2021
- Language
- Chinese
- Release Date
- 2021
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Lastest
- GB/T 40894-2021
- Scope
- This document describes the principle, reagents and materials, instruments and equipment, test procedures, test data processing, recovery rate, precision, etc. of the high performance liquid chromatography method for the determination of methimazole in cosmetics. This document is applicable to the determination of methimazole in water, cream and emulsion cosmetics. The detection limit of the method in this document is 0.33 mg/kg, and the quantification limit is 1.0 mg/kg.
GB/T 40894-2021 Referenced Document
- GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 40894-2021 history
- 2021 GB/T 40894-2021 Determination of prohibited substances thiamazole in cosmetics—High performance liquid chromatography