2020年1月1日星期三

Chemical refining and physical refining of palm oil


Chemical refining and physical refining of palm oil

There are two refining methods for the palm oil refining. They are physical refining and chemical refining. Physical refining means removing gum in palm oil during process of degumming in special method and removing FFA in process of deodorizing by steam. Chemical refining, however, means removing FFA in a chemical way ( Acid-base neutralization). Gum and soap foot produced is separated by centrifuges.
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