BH GSO ISO 18447:2023
ISO 18447:2021
Bahraini Standard
Current Edition
·
Approved on
10 December 2023
Tea — Determination of theaflavins in black tea — Method using high performance liquid chromatography
BH GSO ISO 18447:2023 Files
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BH GSO ISO 18447:2023 Scope
This document specifies a high performance liquid chromatography (HPLC) or ultra-high performance liquid chromatography (UHPLC) method for the determination of content of the four major theaflavins of tea.
It is applicable to both leaf and instant black and oolong teas. The method is currently not validated for ready-to-drink (RTD) beverages.
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