puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., 99-102% Synonym(s): Blue Vitriol; Cupric sulfate pentahydrate; Sulfuric acid, copper(II) salt (1:1) pentahydrate Empirical Formula: CuO4S -+ 5H2O Formula Weight: 249.69 Linear Formula: CuSO4 -+ 5H2O...