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 plug
- Bushing
- Fire shield
- O-rings
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