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The extraction and recovery of spent catalysts is a common operation unit in the chemical production process. Using the centrifugal extractor and selecting a solvent extraction process can achieve good extraction results. In the preparation process of catalysts, CWL-M centrifugal…

Salting out refers to the phenomenon that the extraction efficiency increases after adding inorganic salts to the aqueous solution during the extraction process. This effect is mainly attributed to the combination between the salting out agent (inorganic salt) and water…

In the chemical production process, washing operation is a crucial separation and purification step. Water washing, alkaline washing and acid washing are three common washing methods, each playing a key role in different application scenarios. Centrifugal extractor is an equipment…

In the field of fine chemicals, trimethylolpropane (TMP) is an indispensable chemical raw material widely used in many industries such as alkyd resins, polyurethanes, and coatings. However, the production process of TMP is not easy, and extraction is one of…

At present, many chemical companies at home and abroad inevitably produce “three wastes” hazards in the process of product manufacturing, especially the treatment of phenolic industrial wastewater is particularly prominent. Harmful substances such as phenol compounds in phenolic wastewater are…

Sucralose is a strong sweetener, and its sweetness per unit mass is 600-800 times that of sucrose. It is not absorbed by the human body, does not produce calories, tastes similar to sucrose, and has high stability. It is widely…