Synonyms: Butanedioicacid, 2,3-dihydroxy- (2R,3R)-, monoammonium salt (9CI);Butanedioic acid,2,3-dihydroxy- [R-(R*,R*)]-, monoammonium salt;Tartaric acid, monoammoniumsalt (8CI);Ammonium (2R,3R)-(+)-bitartrate;Ammonium bitartrate;Ammoniumhydrogen tartrate;