| 摘要 |
<p>A centrifuge tube assembly (10) includes an elongate tubular receptacle (12) and a cap (14) that attached to the receptacle. The cap includes a pair of ports (32), (34) formed therethrough for communicating with an interior of the tubular receptacle. A pair of aspiration pipes (36), (38) having different lengths are engaged with the respective ports and extend longitudinally through the cylindrical receptacle. One of the pipes extends to a point proximate the bottom of the tubular receptacle and the other pipe extends to a level spaced above the bottom of the tube.</p> |
