... & competitive price 2, ISO facility 3, Guarantee efficient logistics L-Alanine 56-41-7[Description]White crystal or crystalline powder ... 1ppmSulfate[SO42-]≤0.02%Ammonium Salt[NH4+]≤0.02%Other Amino acidsConforms[Function]In medicine,High optical purity of L-Alanine is an ... compose amino acid injection and oral liquid. In food industry, l-alanine is added in chemistry seasoning, drinks, organic acid, ...