Reference number
ISO 18447:2021
© ISO 2024
International Standard
ISO 18447:2021
Tea — Determination of theaflavins in black tea — Method using high performance liquid chromatography
Edition 1
2021-06
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Published (Edition 1, 2021)

ISO 18447:2021

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Format
CHF 129
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Abstract

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.

General information

  • Status
     : Published
    Publication date
     : 2021-06
    Stage
    : International Standard published [60.60]
  • Edition
     : 1
    Number of pages
     : 19
  • Technical Committee :
    ISO/TC 34/SC 8
    ICS :
    67.140.10 
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goals

10
Reduced Inequalities
12
Responsible Consumption and Production

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