Feed grade amino acid L-Lysine Glycine L-theronine DL-methionine L-Tryptophan Amino acids are the basic material needed to constitute animal nutrition protein. Animals of the amino acids are L-shaped,...
l-tryptophan 98.5% Purity: 98.5% Molecular formula: C11H12N2O2 CAS No.:153-94-6 L-Tryptophan 98.5% Purity: 98.5% Molecular formula: C 11 H 12 N 2 O 2 CAS No.:153-94-6 Description White or yellowish c...