Synonyms: 6-Benzothiazolesulfonicacid, 2,2'-azinobis[3-ethyl-2,3-dihydro- (9CI);6-Benzothiazolinesulfonic acid,3-ethyl-2-oxo-, azine (7CI,8CI);2,2'-(3-Ethyl-6-sulfobenzothiazolinone) azine;2,2'-Azino-di-(3-ethylbenzothiazoline)-6-sulfonic acid;2,2'-Azinobis(3-ethylbenzothiazoline-6-sulfonate);2,2'-Azinobis(3-ethylbenzothiazolone-6-sulfonic acid);2,2'-Azinobis[3-ethylbenzothiazoline-6-sulfonic acid];ABTS;