市售黑茶产品中氟含量的抽样检测与分析

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摘 要：在优化GB/T 21728—2008检验黑茶产品中含氟量方法的基础上，系统抽样检测四川省雅安市市售黑茶产品共300批次，分析2022年市售黑茶氟含量的总体情况及不同种类黑茶的氟含量情况，提出降低市售黑茶产品中氟含量的应对措施。

关键词：黑茶；氟含量；茶类

Sampling Detection and Analysis of Fluorine Content in Dark Tea Products on the Market

LIU Meixiu ， WANG Yimin

（Ya’an Product Quality Inspection and Testing Center， Ya’an 625000， China）

Abstract： On the basis of optimizing the method of GB/T 21728—2008 to test the fluorine content in dark tea products， a total of 300 batches of dark tea products sold in Ya’an city were systematically sampled and tested， and the overall situation in fluorine content of dark tea sold in the market in 2022 and the fluorine content of different types of dark tea were analyzed， and put forward countermeasures to reduce the fluorine content in commercially available dark tea products.

Keywords： dark tea; fluorine content; tea

茶树作为一种氟聚集植物，与其他植物相比，在相同的生长环境下，茶树的氟含量要高出10～100 倍[1]。（剩余5359字）