SSH 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

Publication date: Apr 2, 2026

General information

Current stage: 60.60 Effective date: Apr 2, 2026

Next stage: 95.99

Originator: DPS

Owner: DPS/KT 360

Type: International Standard

ICS: 67.140.10

Languages: English

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Status: Published

PDF - ALL 2,261

Paper - ALL 2,261

CD - ALL 2,261

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Scope

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.

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PUBLISHED
SSH ISO 14502-1:2005
60.60 Standard published
Apr 2, 2026

SSH 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

General information

Buying

Scope

Life cycle

NOW

Related project

Adopted from ISO 14502-1:2005 IDENTICAL