Vacuum adapter has a ground glass standard taper outer joint on top that provides a convenient leak-free way to connect to disposable long stem filter funnels and a taper inner joint or vial.

• PTFE stopcock
• Top outer joint
• Bottom [ST] inner joint
• With hose connection

The unique design of the long stem filter funnel and vacuum adapter makes it unnecessary to clean after each use. The 2 mm PTFE stopcock between the outer joint and standard taper inner permits control of the vacuum source. Hose connection is 10 mm OD at the largest serration.