and my country’s technological maturity has improved

​​​​L-arginine, also known as (S)-2-amino-5-argininoic acid, has a molecular formula of C6H14N4O2 and is an organic compound. L-arginine appears as a white crystalline powder, easily soluble in water and insoluble in ether. L-arginine is a semi-essential amino acid widely used in medicine, health products, chemical synthesis, food processing and other fields. Methods for preparing L-arginine…