METHOD AND APPARATUS FOR PIPETTING LIQUID FROM A SEALED CONTAINER

摘要

19 IP-0815 TITLE CLOSED AND OPEN TUBE SAMPLING APPARATUS An automatic sampling apparatus is constructed to use bang-bang fluid driven actuators whose control system is modified to permit accurate positioning over its range of motion. The actuators are positioned to aspirate stoppered sample containers and equilibrate pressure in the sample containers to atmospheric prior to aspiration. 19 IP-0815