| 摘要 |
<p>There is disclosed a device for adding a liquid, wash water for instance, to a receptacle such as a cuvette or test tube which contains centrifugally-packed particles. The device comprises an elongated tube adapted for communication with a flexible conduit which in turn is connected to a source of liquid. The device has a flange for controlling the depth of ingress into the receptacle and a nozzle at the distal end constructed to admit the liquid against the inner side wall of the receptacle.</p> |
