... % ISO9001, HACCP, KOSHER, HALALName: High quality Tyrosine supplierSynonyms: 3-(4-Hydroxyphenyl)-L-alanine, L-Tyrosine, TyrCertifications: ISO9001, HACCP, KOSHER, HALAL, FAMI-QS ... chemical activity is lively. Slightly soluble in water, insoluble in anhydrous ethanol and ether Applications of L-Tyrosine: 1. Food grade: Tyrosine ... salt(As2O3%)≤0.0001≤0.0001 High qualiy Tyrosine in bulk stock L-Tyrosine