| 1 | What color is copper sulfate solution? | |
| 2 | The fluid used in the study is bluestone solution. | |
| 3 | Leaching of copper from chalcocite with acidic acetonitrilecopper sulphate system was studied. | |
| 4 | Preparation of cupric sulfate from waste electric component lead is introduced. | |
| 5 | High concentration copper sulfate solution was prepared by solvent extraction using leaching solution of low grade copper ore. |