Ace Glass 8731-38 Manifold Complete 8-8mm 2 Ports

Use to tip-off NMR tubes by inserting in lower Ace-Thred port and tightening via bushing. Vacuum line is connected to side hose connection. Tube is then tipped-off with flame. Aluminum shield helps retard heat transfer. Each port individually controlled by smooth acting, semi-needle, threaded PTFE plug to allow removal of one tube while others are still under vacuum; 10-6 vacuum is common. O-Rings are FETFE or Viton.

Complete item includes:

• Glass manifold
• PTFE plugs
• Bushings
• Fire shield
• O-rings