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GL-18 Adapter, Straight

– Lab Society

GL-18 Adapter
Our Straight GL-18 Adapter makes connecting a vacuum line to your system a sinch. As you would expect from an LS product, it’s made of American-made, high-quality borosilicate glass. Both the glass and plastic are chemically resistant (and heat resistant), for maximum laboratory utility.


  • 24/40 lower inner joint  useful for a wide variety of glassware
  • GL-18 cap and barb  tubing connections can be easily connected or disconnected via a barb that can have liquids or vacuum running through it.
  • envelope seals underneath the GL-18 caps – for a supreme seal