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2-Naphthol, also known as β-naphthol or ethyl naphthol, is an important organic chemical raw material and dye intermediate. It is mainly used in the production of dyes, organic pigments, rubber antioxidants, as well as in the pharmaceutical and pesticide industries.…

Hydrometallurgical solvent extraction of chromium from chromium slag is currently one of the commonly used methods. During chromite mining, chromium slag is the main type of industrial solid waste, which poses significant environmental hazards. Therefore, how to extract and separate…

The CWL50-M centrifugal extractor, independently developed by Zhengzhou Tiei Extraction Technology Co., Ltd., is a high-efficiency separation equipment designed for small to medium flow liquid-liquid extraction processes. It is widely used in fine chemicals, hydrometallurgy, environmental resource recovery, pharmaceuticals, and…

Precious metals mainly refer to gold, silver, and the platinum group metals (ruthenium, rhodium, palladium, osmium, iridium, and platinum), totaling eight metallic elements. Most of these metals possess a beautiful luster and exhibit strong resistance to chemical reagents, making them…

Dimethylformamide (DMF) an organic compound widely used in the pharmaceutical, pesticide, chemical, and electronics industries. During the production and processing of chemical enterprises, DMF is often used, which leads to the generation of large volumes of DMF-containing wastewater. How to…

In hydrometallurgy, electroplating, titanium dioxide production, and petrochemical refining industries, large volumes of waste sulfuric acid with low concentration and high impurity content are generated. If such waste acid is directly disposed of, it not only incurs high hazardous waste…