Fragrance extraction

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• Fragrance extraction refers to the separation process of aromatic compounds from raw materials, the use of strategies including distillation, solvent extraction, expression, sieving, or enfleurage. The outcomes of the extracts are both essential oils, absolutes, concretes, or butters, depending on the quantity of waxes within the extracted product.

• To a sure volume, all of these strategies have a tendency to supply an extract with an aroma that differs from the aroma of the raw materials. Heat, chemical solvents, or publicity to oxygen inside the extraction manner may denature some fragrant compounds, both changing their odor individual or rendering them odorless, and the share of each aromatic issue this is extracted can differ.