Standard No.:	DB34/T 4268-2022
English Name:	Determination of aflatoxin B and G groups in fermented tea
Chinese Name:	发酵茶中B族和G族黄曲霉毒素的测定
Chinese Classification:	X55    Tea products
Professional Classification:	DB    Provincial Standard
Source Content Issued by:	Anhui Provincial Administration for Market Regulation
Issued on:	2022-08-31
Implemented on:	2022-9-30
Status:	abolished
Abolished on:	2025-11-12
Target Language:	English
File Format:	PDF

本文件规定了发酵茶中黄曲霉毒素B1、黄曲霉毒素B2、黄曲霉毒素G1、黄曲霉毒素G2（以下简称AFB1、AFB2、AFG1和AFG2）的测定方法。
本文件第一法为双柱净化-高效液相色谱柱后光化学衍生法，适用于发酵茶中黄曲霉毒素AFB1、AFB2、AFG1和AFG2含量的测定。
本文件第二法为双柱净化-液相色谱柱串联质谱法，适用于发酵茶中AFB1、AFB2、AFG1和AFG2含量的测定。