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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…
Ternary lithium battery refers to ternary polymer lithium battery, which refers to the lithium battery whose positive electrode material uses ternary positive electrode material of lithium nickel cobalt manganese oxide or lithium nickel cobalt aluminum oxide.If waste ternary lithium batteries…
As an indispensable basic raw material in the fields of medicine, dyes and pesticides, the preparation process equipment of nitrobenzene attracts attention. Zhengzhou Tiei Extraction Company, with its advanced CWL-M series centrifugal extractors, has demonstrated significant process advantages in the…
Nickel is mainly used as an active component of catalysts in hydrogenation processes, such as hydrorefining of petroleum fractions, oil hydrogenation, etc. The nickel content in waste nickel catalysts produced during the hydrogenation process is 6% to 20%, which is…
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