ISO-14502-1 › Determination of substances characteristic of green and black tea - Part 1: Content of total polyphenols in tea - Colorimetric method using Folin-Ciocalteu reagent

ISO-14502-1 - 1ST EDITION - CURRENT


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 1ST EDITION - March 1, 2005
 1ST EDITION CORRIGENDUM 1 - April 1, 2006

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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67.140.10 (Tea Including herb teas)

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Document Number

ISO 14502-1:2005

Revision Level

1ST EDITION

Status

Current

Publication Date

March 1, 2005

Committee Number

ISO/TC 34/SC 8