GB/T 30483-2013
Determination of theaflavins in tea.High performance liquid chromatography (English Version)

Standard No.

GB/T 30483-2013

Language

Chinese, Available in English version

Release Date

2013

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 30483-2013

Scope

This standard specifies the instruments, reagents, operation methods and result calculations for the determination of theaflavins in tea and tea products by high performance liquid chromatography (HPLC). This standard applies to the determination of theaflavins in tea and tea products, as well as the determination of caffeine, catechin and gallic acid.

GB/T 30483-2013 Referenced Document

• GB/T 8302 Tea.Sampling
• GB/T 8303 Tea.Preparation of ground sample and determination of dry matter content

GB/T 30483-2013 history

• 2013 GB/T 30483-2013 Determination of theaflavins in tea.High performance liquid chromatography