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ISO 18447:2021

Tea - Determination of theaflavins in black tea - Method using high performance liquid chromatography
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ISO 18447:2021

Tea - Determination of theaflavins in black tea - Method using high performance liquid chromatography

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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.

SDO ISO: International Organization for Standardization
Document Number ISO 18447
Publication Date Not Available
Language en - English
Page Count
Revision Level
Supercedes
Committee ISO/TC 34/SC 8
Publish Date Document Id Type View
Not Available ISO 18447:2021 Revision