L-Arginine Product Name: L-Arginine English Name: L-Arginine Chinese aliases: L-2-amino-5-guanylvalerate; L-protein amino acid; guanylvaline; arginine; L-guanylvaline; L-arginine base CAS:74-79-3 Molecular formula: C6H14N4O2 Molecular weight: 174.20 Purity: 99% Packaging: 25kg/barrel