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NEN ISO 14502-1 : 2005 C1 2006
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DETERMINATION OF SUBSTANCES CHARACTERISTIC OF GREEN AND BLACK TEA - PART 1: CONTENT OF TOTAL POLYPHENOLS IN TEA - COLORIMETRIC METHOD USING FOLIN-CIOCALTEU REAGENT
Published date
12-01-2013
Publisher
Defines a method for the determination of the total polyphenol content of leaf tea and instant tea by a colorimetric assay using Folin-Ciocalteu phenol reagent.
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