| 摘要 |
<p>The vacuum filtration device has a disposable filter funnel (20) and a disposable filtrate receptacle (22). The funnel (20) and receptacle (22) are used with a reusable base (24) that is connected to a vacuum source. When the receptacle (22) and funnel (20) are mounted on the base (24) the vacuum is applied through a connecting passage (81) to the receptacle (22) to draw the filtrate from the funnel (20) into the receptacle (22).</p> |
