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Traditional energy sources such as fossil fuels, oil, coal and methane are non-renewable energy sources. In order to meet energy needs, biodiesel is an ideal alternative to traditional fuels because of its renewable, non-toxic and environmentally friendly characteristics. Biodiesel is…

The extraction and separation of nickel and cobalt metal elements generally come from materials such as ores, slag, and waste batteries. Nickel and cobalt are ductile and ferromagnetic metal elements with strong corrosion and oxidation resistance. Therefore, when extracting nickel…

5-Hydroxymethylfurfural (HMF) is a furan compound synthesized by the Maillard reaction or by catalytic dehydration of fructose under acidic conditions. In terms of industrial applications, HMF is widely used to synthesize various chemicals such as monomers, fuels, additives, surfactants, and…

In chemical industry, the treatment of waste liquid generated during the production and purification of phosphoric acid has always been an important environmental issue. Especially in the wet phosphoric acid process, due to the high impurity content in the raw…

In many fields such as chemistry, medicine, and food, the processing technology of extraction liquids plays an important role. In actual production, we often encounter situations where we need to perform multi-stage extraction on the extraction liquids. This article will…

Current Status of NMP Wastewater Treatment NMP can be miscible with water in any ratio, has high boiling point, flash point and strong solubility, so it is not easy to separate and recover directly from NMP aqueous solution. Its recovery…