Oxalic Acid; Ethanedioic acid, dihydrate; Oxaalzuur; Oxalsäure; ácido oxálico; Acide oxaliqu; Kyselina stavelova; cas no: 144-62-7; Ethanedioic acid, dihydrate; Oxaalzuur (Dutch); Oxalsäure (German); ácido oxálico (Spanish); Acide oxalique (French); ethanedioic acid; Aktisal; Oxiric acid; Ethanedionic acid; Ethane-1,2-dioic acid;