Legal number: CAS RN：15595-35-4;119-34-2    EINECS no：214-275-1

　　Molecular formula:  C₆H₁₄N₄O₂

　　Molecular weight:  210.77

　　Physical and chemical properties: White crystalline powder, odorless, bitter taste, easy to dissolve in water, aqueous solution was acidic reaction, in ethanol extremely slightly soluble, insoluble in ether. MP224 °C, isoelectric point 10.76,20D + 20.4-22.4(c = 3G / ML, 1 mol / L HCI) Arginine is a Essential amino acid, which can promote the production and excretion of urea, correct ammonia poisoning and relieve hepatic coma. In the nature, widely exists in a variety of proteins, such as pig hair, hoof nail, blood powder, etc. , made of hydrochloride.

　　USES: Pharmaceutical raw materials and food additives.

　　Standard: AJI92