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What is the glycerin layer (aka “glycerin“)? Glycerin is the byproduct left over after the biodiesel reaction process is complete.At the end of the two-step reaction process, there will be 50 gallons of biodiesel in the main tank resting above 10-12 gallons of glycerin. (This will be 100 gallons of biodiesel atop 20-24 gallons of…
Industrial refined glycerin is mainly obtained through the distillation process of glycerin refining equipment. The main production process is divided into: Acid treatment Alkaline treatment Evaporation of sweet water Crude glycerol distillation Distillation and deodorization of glycerin Treatment of glycerin distillation residue (1) Acid treatment The purpose of the acid treatment is to neutralize the free…