Products / Bottle Caps
Polyseal® Bottle Caps
Black phenolic caps with Polyseal® inverted polypropylene cone seal/liner. Tricor Braun
Phenolic Cap with Solid Polyethylene Liner
Black phenolic caps with solid polyethylene liners. Tricor Braun
Top Works Systems For Media Bottles
Polysulfone closures with platinum-cured silicone inserts permit easy aseptic media transfer from common glass media bottles. Suitable for Corning, Schott or Wheaton media bottles. Nunc
Filling/Venting Closures. Nalge
All-plastic closures for aseptic liquid transfer of media, biological reagents and chemicals to and from NALGENE carboys. White polypropylene Filling/Venting closure comes with TPE gasket, TPE port caps and NALGENE 50 platinum-cured silicone tubing. Can be used with any large NALGENE carboys or bottles that accept 53-mm (53B) or 83-mm (83B) closures. Choice of 1/2-inch (13-mm) or 1/4-inch (6-mm) I.D. tubing on 83B closure. Include two pieces NALGENE 50 platinum-cured silicone tubing for[…] Nunc
Pulp/Vinyl Lined Caps
Black phenolic caps with pulp board liner that has a vinyl coating. Recommended for general use (do not use with solvents or concentrated acids). Tricor Braun
Quick Filling/Venting Closure
Ported 83B closure features quick disconnect fittings and inside/outside barbed tubulations. Forms a convenient fluid transfer system with the tubing of your choice. Available in 2 inch or 3 inch port styles for 1/4 inch or 3/8 inch tubing. Socket fittings in cap have internal valves that seal when a tubulation fitting is removed so container seal integrity is maintained. Excellent for use in vacuum systems with NALGENE Heavy Duty Carboys and Bottles. Use with NALGENE 180 heavy-wall[…] Nunc
Black Plastic Screw Caps with PE Liners
For use with distilled water, analytical standards and reagents. Wheaton
Bottle Caps with Rubber Liner
Wheaton black plastic screw caps with non-toxic, white, rubber liner. Wheaton
White Polypropylene Caps with Polyvinyl Liners
White polypropylene caps with polyvinyl liners. Wheaton
Teflon Lined Caps
The broad chemical resistance of thermoset plastic with Teflon faced film/foam liner is the ultimate closure for glass. Not autoclavable. Qorpak
White Polypropylene Caps with Teflon/Foam Liners
White Polypropylene Caps with Teflon/Foam Liners. Wheaton
White Polypropylene Caps with Silicone/Polypropylene Liners
White Polypropylene caps with Polypropylene/ Silicone/Polypropylene Liners. These white, closed-top, autoclavable caps have ultrasonically bonded liners, making them ideal for use with biological media and other sensitive compounds. They are available in convenient Lab Pack quantities as well as larger Case Packs. Wheaton
PTFE Teflon® Cap Liners
These PTFE Teflon® liners can be manually inserted into closures of appropriate size. Made of 0.015" PTFE Teflon®. 100/pack. Dyn-A-Med