Crude Glycerine - Overview
This product is a co-product in the manufacturing of oleo-chemical products. Some of it generating processes are production of fatty acids production of fatty alcohols production of methyl esters production of biodiesel and soaps.
One of the commercial processes that manufactures this chemical as a by-product, is the treatment of triglycerides with an alcohol such as ethanol, in the presence of a catalytic base to give ethyl esters or fatty acids with crude glycerine. Before being used, most of the time this chemical will have to be purified to Refined Glycerine first. It ranges from around 65% to 85% while Refined Glycerine mostly around 99.5% to 99.7%, USP or BP grade is also available.
Crude Glycerine Application
This chemical has a wide range of applications, which include its use in food & beverages, personal cares, medical & pharmaceuticals, and chemicals applications. As example, on food industries, it used as humectant to maintain and control the moisture in foods such as in meats and cheese.
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