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N-Butylthiophosphoric triamide, abbreviated as NBPT, is a nitrogen fertilizer slow-release agent, which is used to improve the utilization rate of nitrogen fertilizer. In the production process of NBPT, the traditional process is to use dichloromethane as the solvent, trichlorothiophosphorus and…

In the production process of chemical plants, a lot of chemicals are needed, and the water washing section during product production will produce a large amount of organic wastewater, common ones include phenol-containing wastewater, DMF wastewater, DMAC wastewater, butyric acid…

The centrifugal extractor for electroplating wastewater pretreatment equipment is currently the equipment that many companies are willing to choose. The CWL-M centrifugal extractor produced by Zhengzhou Tiei Extraction meets the needs of customers. There are many reasons for choosing the…

Dimethylacetylamide (DMAC) is a chemical raw material and organic solvent with a boiling point of up to 165.5℃. It is mostly used as a solvent, catalyst, etc. and is widely used in chemical, petroleum, pharmaceutical and other fields. In the…

In the chemical pharmaceutical industry, penicillin production is a common operation unit. In the extraction process, the solvent extraction method has a significant effect. The solvent extraction method is to use a suitable extractant to extract and separate penicillin from…

Acetic acid is an important chemical raw material, widely used in basic organic synthesis, medicine, dyes, spices, pesticides and other industries. In the production process of acetic acid, papermaking, pharmaceutical pesticides, vinyl acetate, acetate, polyethylene, etc., a large amount of…