T/GZTPA 0011-2021
Determination of Fatty Acids in Guizhou Tea by Gas Chromatography-Mass Spectrometry (English Version)

Standard No.

T/GZTPA 0011-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

Group Standards of the People's Republic of China

Latest

T/GZTPA 0011-2021

Scope

Using adipic acid as the internal standard substance, 10% (volume fraction) sulfuric acid-methanol solution was used to perform methyl esterification reaction on the free fatty acids in tea leaves at room temperature (around 25°C), and dichloromethane was used to extract the methyl esterification product. The free fatty acid content in the extract was determined using gas chromatography-mass spectrometry detector.

T/GZTPA 0011-2021 history

• 2021 T/GZTPA 0011-2021 Determination of Fatty Acids in Guizhou Tea by Gas Chromatography-Mass Spectrometry