4.1 Raw material requirements The raw material varieties used in feed sustained-release coated preparations should be within the scope of the "Feed Raw Materials Catalog" and "Feed Additive Catalog". 4.2 Sensory requirements: The controlled-release coating preparation for feeding should contain no impurities, no particles of other colors mixed in, and the color should be uniform; the form should be granular or powdery, and should not agglomerate; there should be no other pungent odors other than raw materials. 4.3 Quality requirements 4.3.1 Physical and chemical indicators 4.3.2 Hygiene indicators 5 Technical requirements 5.1 Solvent 5.2 Formula and process 5.3 Release 5.4 Product stability
T/CSTE 0065-2021 history
2021T/CSTE 0065-2021 General technical rules of sustained and controlled release coated preparations for feed