T/CITS 0006-2021 Determination of Ultraviolet Absorbers in Plastic Food Contact Materials and Products by Super-high Performance Liquid Chromatography (SHPLC)
T/CITS 0006-2021 Determination of Ultraviolet Absorbers in Plastic Food Contact Materials and Products by Super-high Performance Liquid Chromatography (SHPLC)
Basic Information
Scope
Scope: This document specifies the methodological principles, reagents and materials, instrumentation, experimental procedures, data processing, precision, detection limit, and quantification limit for the determination of ultraviolet absorbers in plastic food contact materials and products by ultra-high performance liquid chromatography (UHPLC). This document is applicable to the determination of the content of 13 ultraviolet absorbers, including 2-hydroxybenzoic acid-4-(1,1-dimethylethyl)phenyl ester, in plastic food contact materials and products. Main technical content: This document specifies the methodological principles, reagents and materials, instrumentation, experimental procedures, data processing, precision, detection limit, and quantification limit for the determination of ultraviolet absorbers in plastic food contact materials and products by ultra-high performance liquid chromatography (UHPLC).