Stoppers and Closures

DWK Life Sciences Kimble™ Phenolic Caps with 14B White Rubber Liners

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Resilient and resistant to moisture vapor; provides a chemical barrier

DWK Life Sciences Kimble™ Phenolic Caps with Tinfoil Liners

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Has good resistance to alcohols, hydrocarbons, ketones, oils; not recommended for acids and alkalis.

DWK Life Sciences Wheaton™ Polypropylene Pour Ring for Lab 45 Graduated Bottles

GSA/VA Contract
Available on GSA/VA contract for Federal Government customers.
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Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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DWK Life Sciences Wheaton™ Polypropylene Caps With Dropper Tips - Brown

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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DWK Life Sciences Wheaton™ Black Phenolic Cap with Rubber Liner

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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14B rubber-lined caps feature a nontoxic, white, styrene-butadiene rubber liner, ideal for cell culture work

DWK Life Sciences Wheaton™ Blue Starline Polypropylene Caps for Narrow-Mouth Containers

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Replacement caps for Leak-Resistant Containers

DWK Life Sciences Wheaton™ Natural Polypropylene Caps for Narrow-Mouth Containers

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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For use with Wheaton leak-resistant narrow mouth bottles

DWK Life Sciences Kimble™ Aluminum Seal Caps

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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With PTFE-faced rubber septa

DWK Life Sciences Kimble™ Kontes™ Septum PTFE-Faced Silicone Caps and Closures

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Used with open-top cap to access container with a syringe

DWK Life Sciences DURAN™ Pouring Ring For GLS 80™ Laboratory Bottle

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Pouring ring permits clean, drop-free use.

DWK Life Sciences DURAN™ Blue Pouring Ring For GLS 80™ Laboratory Bottle

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Pouring ring permits clean, drop-free use.

DWK Life Sciences DURAN™ GL S 80™ Screw Cap w/PTFE Silicone Seal for Laboratory Glass Bottles

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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GLS 80 white polyethersulfone (PSU) cap with PTFE coated cap liner

DWK Life Sciences DURAN™ GL 45 Pouring Rings For Screw Caps

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Distinguishing media types is simplified.

DWK Life Sciences DURAN™ TILT GL 56 Screw Cap Membrane Vented

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Laboratory screw cap for autoclaving and sterile storage of media.

DWK Life Sciences Wheaton™ One–Sep Polypropylene Septas

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Fits screw caps with 13–425 GPI thread