ISO 14502-1:2005 Preview

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

ISO 14502-1:2005 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
  • Edition : 1
    Number of pages : 10
  • :
    ISO/TC 34/SC 8
    Tea
  • 67.140.10
    Tea

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