| 摘要 |
<p>A solvent extraction apparatus comprising a heating plate or the like (9), a boiling vessel (5) for a solvent, an extraction thimble (3) for a sample to be extracted and a cooler (1) for condensing evaporated solvent vapours, which cooler (1) preferably via an adapter (4) is connected to the boiling vessel (5), a lifting rod (2) passing through the coller (1), the rod (2) in its lower part being provided with a drip rim (14) on which the thimble (3) is detachably fixed. The thimble (3) can be moved vertically by means of the lifting rod (2) and the flow of solvent in the cooler (1) and from the cooler (1) can be regulated by means of the lifting rod (2).</p> |
