... alanine, L-Tyrosine, TyrCertifications: ISO9001, HACCP, KOSHER, HALAL, FAMI-QS Grade: Food grade, Medicine grade Standard: USP, AJI MF ... peptides hormones, antibiotics, dopamine drugs 3. Feed grade: Tyrosine is used for preparation of artificial ... insects feed Specifications of L-Tyrosine: ItemsSpecificationUSP27AJI92AppearanceWhite crystalline powderContent ...