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download between 0-24 hoursReleased: 2005
ISO 14502-1:2005
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
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Standard´s number: | ISO 14502-1:2005 |
Pages: | 10 |
Edition: | 1 |
Released: | 2005 |
Language: | English |
DESCRIPTION
ISO 14502-1:2005
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.