Graefego machine

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Graefego is a type of laboratory equipment used to extract sparingly soluble substances. It consists of a heated flask containing a boiling solvent, on which the condenser condenser condenser vapor is deposited, which returns to the flask and flows to the basket located above the liquid. As a result, the substance from which the components are extracted is continually washed with clean solvent.

Now, Graefel's camera has been almost completely replaced by the more powerful Soxhlet camera.

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