Reference number
ISO 14502-1:2005
© ISO 2024
International Standard
ISO 14502-1:2005
Determination of substances characteristic of green and black tea — Part 1: Content of total polyphenols in tea — Colorimetric method using Folin-Ciocalteu reagent
Edition 1
2005-03
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Published (Edition 1, 2005)
This publication was last reviewed and confirmed in 2020. Therefore this version remains current.

ISO 14502-1:2005

Language
Format
CHF 63
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Abstract

ISO 14502-1:2005 specifies a method for the determination of the total polyphenol content of leaf teas and instant teas by a colorimetric assay using Folin-Ciocalteu phenol reagent. It is applicable to both green and black tea products.

General information

  • Status
     : Published
    Publication date
     : 2005-03
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 1
    Number of pages
     : 10
  • Technical Committee :
    ISO/TC 34/SC 8
    ICS :
    67.140.10 
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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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