Bottle Caps
DWK Life Sciences WHEATON™ Polypropylene Caps for WHEATON™ Dropping Bottles, Blue
WHEATON™ Polypropylene Caps for WHEATON™ Dropping Bottles - Blue are screw caps made of radiation grade polypropylene. Available in multiple thread sizes and sold in cases of 100 or 1,000 to suit laboratory dispensing needs.
DWK Life Sciences WHEATON™ Colored Polypropylene Caps With Center Hole
WHEATON™ Colored Polypropylene Caps With Center Hole are replacement caps designed for Lab 45 media bottles. Featuring a 45mm screw thread, built-in wedge-shaped sealing ring, and center hole, these autoclavable polypropylene caps provide a reliable, reusable closure solution.
DWK Life Sciences WHEATON™ Black Phenolic Screw Cap with Open Top
WHEATON™ Black Phenolic Screw Cap with Open Top is an autoclavable, linerless closure designed for screw-thread bottles and vials. The open top design allows direct syringe access without removing the cap, making it ideal for laboratory sampling and dispensing applications.
DWK Life Sciences WHEATON™ PVC Dropper Tips
WHEATON™ PVC Dropper Tips convert any crimp or serum bottle with a 20mm mouth OD into a dropper container. Made from PVC with an HDPE closure, each tip dispenses a consistent 40μL drop using water.
DWK Life Sciences WHEATON™ Open Top Screw Caps with Silicone Liner
WHEATON™ Open Top Screw Caps with Silicone Liner feature a bonded PTFE faced silicone liner for syringe access and can withstand autoclaving and sterilization. Available in multiple sizes and liner configurations for reliable vial sealing.
Thermo Scientific™ Nalgene™ Colored Polypropylene Closures with 28-415 Finish
Ensure leakproof performance with these colored, polypropylene closures with 28-415 finish. Closures are one-piece and linerless with integrally molded seal ring.
DWK Life Sciences DURAN™ Stainless Steel 3-Port Connector Cap GL 45
DURAN™ Stainless Steel 3-Port Connector Cap GL 45. DURAN™ Stainless Steel 3-Port Connector Cap GL 45 is a tubing connection system for use with all sizes of DURAN™ GL 45 laboratory and media bottles, ideal for chemistry, life science and biopharma laboratories.
DWK Life Sciences DURAN™ Multiport Connector Caps GL 25
DURAN™ Multiport Connector Caps GL 25 offer 2, 3, or 4 stainless steel (316L) barbed ports for GL 25 DURAN™ bottles. Autoclavable, food-contact certified, and rated to 180°C for reliable use in chemistry, life science, and biopharma labs.
Thermo Scientific™ Nalgene™ Polypropylene Pour Spout
Enjoy easy one-handed liquid dispensing without leaving bottles completely open to the environment. Vented to allow smooth flow for easy liquid dispensing.
DWK Life Sciences WHEATON™ Black Phenolic Cap with Rubber Liner
WHEATON™ Black Phenolic Cap with Rubber Liner features a nontoxic, white, styrene-butadiene 14B rubber liner, ideal for cell culture work. Available in multiple sizes to fit standard 400-series screw thread bottles.
DWK Life Sciences WHEATON™ Natural Polypropylene Caps for Narrow-Mouth Containers
WHEATON™ Natural Polypropylene Caps for Narrow-Mouth Containers are linerless screw caps designed for use with WHEATON™ leak-resistant narrow-mouth bottles. Available in multiple cap sizes, these autoclavable polypropylene caps provide a reliable, leak-proof closure.
DWK Life Sciences WHEATON™ Microlink Caps
WHEATON™ Microlink Caps are ideal for storing and containing volatile solvents, sensitive compounds and corrosive chemicals. The polypropylene/silicone/PTFE liner is ultrasonically welded to each cap to help eliminate the possibility of toxicity.
DWK Life Sciences WHEATON™ One–Sep Polypropylene Septas
WHEATON™ One–Sep Polypropylene Septas are designed to fit screw caps with 13–425 GPI thread. Made from polypropylene, these black septas provide a reliable seal for laboratory vials and sample containers.
DWK Life Sciences KIMBLE™ KONTES™ Valve Stems for Ultra-Ware™ THF-Resistant Filtration/Delivery Four Valve Cap System
KIMBLE™ KONTES™ Valve Stems for Ultra-Ware™ THF-Resistant Filtration/Delivery Four Valve Cap System are CTFE replacement valve stems compatible with the KONTES™ Ultra-Ware THF-resistant four valve recirculation and filtration cap system.
DWK Life Sciences WHEATON™ White Polypropylene Caps for Narrow-Mouth Containers
WHEATON™ White Polypropylene Caps for Narrow-Mouth Containers are linerless polypropylene screw caps designed for use with WHEATON™ leak-resistant narrow-mouth bottles. Available in multiple cap sizes and autoclavable for convenient sterilization.