2,2'-Dithiobisacetic acid 2,2'-Dithiodi(acetic) acid 2,2'-Dithiodiacetic acid 505-73-7 Acetic acid, 2,2'-dithiobis- Acetic acid, dithiodi- Acetic acid, dithiodi- (8CI) Dithiodiacetic acid Dithiodiglycolic acid Dithioglycolic acid EINECS 208-019-8 NSC 54088 Thioglycolate disulfide