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As a basic chemical raw material, acetic acid has always faced technical challenges in the treatment of wastewater generated during its production and use. In response to the problem of equipment for treating acetic acid wastewater with different concentrations, the…

As an important boron resource carrier, the development and utilization of salar brine faces technical bottlenecks such as low efficiency and high energy consumption of traditional extraction processes. The CWL-M centrifugal extractor developed and produced by Zhengzhou Tiei Extraction optimizes…

As an important chemical intermediate, the separation and purification process of nitrotoluene has long faced the dual challenges of efficiency and energy consumption. This study innovatively introduced centrifugal extraction technology to address the technical pain points of the traditional three-stage…

In the copper smelting process, the ash leachate contains a variety of valuable metals such as copper, zinc, lead, bismuth, etc. How to efficiently and environmentally friendly recover these metals has always been a major issue facing smelting companies. The…

Citric acid (C₆H₈O₇) is one of the most important products in the production of organic acids by fermentation. It is widely used in food, chemical, pharmaceutical, environmental protection and other industries, and plays an important role in national economic production.…

As the positive electrode materials of lithium-ion batteries develop towards a ternary system with high nickel and low impurities, the purity requirements for manganese sulfate are becoming increasingly stringent. Traditional preparation methods such as crystallization, electrolysis and chemical precipitation have…