L-Arginine, Free Base Substrate for nitric oxide synthase. Reverses the inhibition of nitric oxide synthase caused by arginine analogs. Causes the release of insulin from pancreatic β cells by a nitric oxide-dependent mechanism. 产品信息 Form White solid Molar mass 174.2 Purity ≥99% by assay Solubility H2O Chemical formula C6H14N4O2 RTECS CF1934200 CAS number 74-79-3 Merck USA index 14, 780 商店和运输信息 Storage +15°C to +30°C Ship Ambient Temperature Only Irritant 安全标示 S Phrase S: 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. R Phrase R: 36 Irritating to eyes.