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solvent extraction

   Also found in: Acronyms, Encyclopedia, Wikipedia 0.01 sec.
solvent extraction,
n a method of extracting essential oils in which chemical solvents dissolve plant resins and produce absolutes. Because trace amounts of the solvent remain in the oils so produced, many aroma-therapists do not use solvent extracted absolutes. See also absolute.
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Solvent extraction.


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Essential oils are highly volatile plant essences, produced primarily by steam distillation, sometimes by cold pressing or by CO2 extraction or solvent extraction.
The topics include steam distillation, distillation of spirits and aromas, low-pressure solvent extraction from vegetable matrices, liquid-liquid extraction and adsorption, and supercritical and pressurized fluid extraction.
Burgundy, which is headquartered in Reyssouze, France, specializes in botanical extracts using solvent extraction.
 
 
 
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