Biodiesel glycerin refining

Biodiesel glycerin refining at various stages of glycerol concentration control

On the basis of the petrochemical products, animal fat and vegetable oil biodiesel industry produces a by-product glycerol (glycerin).Glycerin contains impurities, so must go through refining can be used in food, cosmetics and pharmaceutical production.

Glycerin first passes through physical refining, filtration or centrifuge, adding chemicals, and vacuum fractionation.This period can produce all kinds of commercial grade.Glycerin by vacuum distillation, bleaching, deodorization activated carbon and ion exchange, further purification and fast dry to remove the trace feature.

Visa K - PATENTS^®In situ online refractometer helps achieve glycerin concentration, improve the efficiency of evaporation and reduce energy costs.

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Biodiesel Glycerol Refining

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