T/CDZX 003-2023
Determination of phosphatidylcholine in milk powder—HPLC method (English Version)

Standard No.

T/CDZX 003-2023

Language

Chinese, Available in English version

Release Date

2023

Published By

Group Standards of the People's Republic of China

Latest

T/CDZX 003-2023

Scope

According to the principle of similar miscibility, the chloroform-methanol (2+1, V/V) solution can dissolve and extract phosphatidylcholine very well. After extraction, it is passed through an organic filter membrane, measured by liquid chromatography, and quantified by the external standard method. , determine the phosphatidylcholesterol content.

T/CDZX 003-2023 history

• 2023 T/CDZX 003-2023 Determination of phosphatidylcholine in milk powder—HPLC method
• 2022 T/CDZX 003-2022 Multi-minerals big-leaf tea
• 2021 T/CDZX 003-2021 Changde Liuye Crucian Crap
• 2020 T/CDZX 003-2020 Guidelines for Epidemic Prevention and Control in the Domestic Service Industry of Changde City
• 2019 T/CDZX 003-2019 General specification for cold chain logistics of Fresh Fruit and Vegetable
• 2018 T/CDZX 003-2018 The local Lei tea of Changde