All Amino Acid Sort by NewestSort by Name Price: - APIs for human (13)Amino Acid (13)Animal (10)Intermediates (12) Cloxacillin [61-72-3] DL-Methionine [59-51-8] Isoleucine [7004-09-3] L-Cystine [56-89-3] L-Leucine [61-90-5] L-Lysine [56-87-1] L-Threonine [72-19-5] L-Tryptophan [73-22-3] L(+)-Arginine [74-79-3] Phenylalanine [136056-01-4] Taurine [107-35-7] Tyrosine [14330-68-8] Valine [7004-03-7]