High purity CuO can be used as pigments, organic synthesis catalysts, etc. The following is a flow chart for the production of high purity CuO by oxidation of crude copper powder (Note: the reagents added)
(1) Beaker; Measuring cylinder (2) CuO + H 2 SO 4 ===CuSO 4 + H 2 O (3) Crystallization; Filtration (4) H 2 SO 4 (5) Crude copper powder mass |