... -100.0% 4.White crystalline powder Product name: L-ArginineSynonyms (S)-2-Amino-5-guanidinopentanoic acid; H- ... Arg-OH; L-Arginine base; Arg; L-2-Amino-5-guanidinopentanoic acid; L(+)ARGININE; L(+)-Arginine; (2S)-5-{[ ... , nutrition enhancer, dietary supplements, heatlh food additives, pharmaceutical raw material. sport supplements, sport nutrtional supplements, bodybuilding supplement. Our ...