ISO 18447:2021

Tea — Determination of theaflavins in black tea — Method using high performance liquid chromatography

NORM herausgegeben am 10.6.2021

Englisch -
Elektronische PDF (177.00 EUR)

The information about the standard:

Designation standards: ISO 18447:2021
Publication date standards: 10.6.2021
The number of pages: 19
Approximate weight : 57 g (0.13 lbs)
Country: International technical standard
Kategorie: Technische Normen ISO

Annotation of standard text ISO 18447:2021 :

Description / Abstract: This document specifies a high performance liquid chromatography (HPLC) or ultra-high performance liquid chromatography (UHPLC) method for the determination of content of the four major theaflavins of tea. It is applicable to both leaf and instant black and oolong teas. The method is currently not validated for ready-to-drink (RTD) beverages.