The Soxhlet Extraction Units produced by Bionics Scientific are made for laboratories carrying out food tests, pharmaceutical research, universities, chemical analyses, oil tests, and other industrial quality control purposes. They are used in extraction process with solvent from solid samples including grains, food substances, oil seeds, biofuels, soil, polymers, and other research m... https://www.bionicsscientific.com/water-distiller/soxhlet-extraction-unit-apparatus.php