Stoppers and Closures

DWK Life Sciences Wheaton™ Low-Density Extended Controlled Dropper Tips

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

8mm extended controlled dropper tip made of LDPE (Low Density Polyethylene)

DWK Life Sciences Wheaton™ Low-Density Extended Controlled Dropper Tips (15mm)

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

15mm extended controlled dropper tip made of LDPE (Low Density Polyethylene)

DWK Life Sciences Kimble™ Kontes™ HPLC Ultra-Ware™ Standard Filtration/Delivery Four-Valve Cap System

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Parts and accessories for standard four-valve cap system

DWK Life Sciences Wheaton™ Black Phenolic Screw Cap with Open Top

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Autoclavable screw caps, without liner

DWK Life Sciences Kimble™ Kontes™ Valve Stems for Ultra-Ware™ THF-Resistant Filtration/Delivery Four Valve Cap System

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Replacement parts for Ultra-Ware™ THF-resistant filtration/delivery four valve cap system

DWK Life Sciences Wheaton™ Black Phenolic Screw Cap With Rubber Liner

GSA/VA Contract
Available on GSA/VA contract for Federal Government customers.
Learn More

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Nontoxic white styrene-butadiene rubber liner

DWK Life Sciences Wheaton™ Polypropylene Caps for S/T Bottles

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

For use with Wheaton Glass Diagnostic Bottles

Thermo Scientific™ Nalgene™ Polypropylene Fluid-Transfer Closure

Greener Choice
Offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”

Learn More

Perform fluid transfer in the lab or field with this 70mm closure compatible with Thermo Scientific™ Nalgene™ Mason Jars (Cat. No. 2115).

DWK Life Sciences Wheaton™ Polypropylene Caps for Wheaton Dropping Bottles - Purple

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Screw cap made of radiation grade polypropylene

DWK Life Sciences Kimble™ Kontes™ HPLC Ultra-Ware™ Standard Three-Valve Delivery Cap and Parts

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Parts and accessories for standard three-valve cap system

DWK Life Sciences Wheaton™ Black Phenolic Solid Top Screw Caps

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Providing safe, secure and chemically inert storage. Wheaton™ Black Phenolic Solid Top Screw Caps are manufactured from the highest quality materials.

DWK Life Sciences Kimble™ Phenolic Caps with Pulp/Vinyl Liners

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Cap provides good chemical resistance to mild acids, alkalis, alcohols, aqueous solutions, oils and solvents.

DWK Life Sciences DURAN™ Screw Caps for GL 45 Laboratory Glass Bottles

GSA/VA Contract
Available on GSA/VA contract for Federal Government customers.
Learn More

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

Suitable for silicone seal for piercing (Septa).

DWK Life Sciences Kimble™ Kontes™ Storage Caps for HPLC Ultra-Ware Plastic-Coated Conical Bottom Reservoirs

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

DWK Life Sciences DURAN™ PURE Premium Cap, with Lip Seal

Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More

High-quality closure developed for the needs of the pharmaceutical and biotech industry