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There are generally three methods to obtain nickel electrolyte from nickel solution containing cobalt and other impurities: 1.Precipitation method + oxidation: Iron and copper are precipitated at a certain pH value, and then oxidized by a strong oxidant to precipitate…

2-Naphthol, also known as β-naphthol and ethylnaphthol, is an important organic chemical raw material and dye intermediate, and is widely used in dyes, organic pigments, rubber antioxidants, medicines, pesticides and other fields. A large amount of 2-naphthol wastewater is discharged…

As a rare metal element, rhenium has attracted much attention due to its important applications in high-tech industries such as aerospace, electronics, catalysts, etc. Although traditional rhenium extraction processes have their own advantages, solvent extraction has become the mainstream technology…

Crude nickel sulfate contains impurities such as iron, arsenic, antimony, copper, lead, zinc and free sulfuric acid, and needs to be purified.The extraction method for refining nickel sulfate specifically includes the following steps: dissolution and oxidation of crude nickel sulfate…

Lithium resources in nature are mainly found in granite pegmatite deposits, salt lake brine, seawater and geothermal water. According to statistics, the reserves of lithium resources in salt lake brine account for about 70-80% of the total lithium resources, so…

Ethyl acetate has low toxicity, volatile, and has a pungent odor at high concentrations. It is a widely used fine chemical product with excellent solubility and quick drying properties. At the same time, ethyl acetate is sensitive to air and…