This document stipulates the principles for the use of organic selenium-rich concentrated products, the selection of food categories that can be added, and the requirements for use.
T/CHYY 005-2022 history
2021T/CHYY 005-2022 Specifications for the addition and use of organic selenium-rich concentrated products
2021T/CHYY 005-2021 Specifications for the addition and use of organic selenium-rich concentrated products