
DETERMINATION OF SUBSTANCES CHARACTERISTIC OF GREEN AND BLACK TEA - PART 1: CONTENT OF TOTAL POLYPHENOLS IN TEA - COLORIMETRIC METHOD USING FOLIN-CIOCALTEU REAGENT
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
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.
ISO 14502-1 : 2005(R2015) - Identical
ISO 14502-1 : 2005(R2015) - Identical