... HACCP, KOSHER, HALALName: High quality Tyrosine supplierSynonyms: 3-(4-Hydroxyphenyl)-L-alanine, L-Tyrosine, TyrCertifications: ISO9001, HACCP, KOSHER, HALAL, FAMI-QS Grade ... 460-4FEMA: 3736Assay: 98.5%-100.5%Properties of L-Tyrosine:L-Tyrosine is an unessential amino acid. Colorless to white ... 0.02Sulfate(SO4%)≤0.02≤0.02Ferric salt(Fe%)≤0.003≤0.001Arsenic salt(As2O3%)≤0.0001≤0.0001 High qualiy ...