Caps

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  • 13-425 Dropper Tip Caps

    DWK Life Sciences (Wheaton)

    Screw cap made of radiation grade polypropylene Variety of colors Packaged in case of 100 or 1000

  • White Polypropylene Screw Caps

    DWK Life Sciences (Wheaton)

    Bonded Teflon®-faced silicone liners White, autoclavable caps have a bonded Teflon-Faced Silicone Liner making them suitable for storage and containment of volatile solvents, sensitive compounds and corrosive chemicals.  The liners consist of 0.055” of Silicone and 0.005”…

  • 15mm Extended Controlled Dropper Tips

    DWK Life Sciences (Wheaton)

    Tip made of LDPE (Low Density Polyethylene) Extended controlled dropper tip dispenses one drop at a time Average drop size is 44uL

  • Black Phenolic Cap With Rubber Liner

    DWK Life Sciences (Wheaton)

    Resistant to moisture vapor Chemical barrier Autoclavable Caps have excellent properties of resilience. The 14B white rubber lining material consists of homogeneous sulfur cured styrene-butadiene rubber. FDA Status complies with 21CFR 177.26, "Rubber articles intended for repeated use."

  • 13mm Extended Controlled Dropper Tips

    DWK Life Sciences (Wheaton)

    Tip made of LDPE (Low Density Polyethylene) Extended controlled dropper tip dispenses one drop at a time Average drop size is 44uL

  • Polypropylene Open-Top Screw Caps

    DWK Life Sciences (Wheaton)

    Bonded Teflon®-Faced Silicone Liners White autoclavable open-top caps have a bonded Teflon-Faced Silicone Liner making them ideal for storage and retrieval of volatile solvents, sensitive compounds and corrosive chemicals. The liners consist of 0.055” of Silicone and 0.005” of…

  • 8-425 Dropper Tip Caps

    DWK Life Sciences (Wheaton)

    Screw cap made of radiation grade polypropylene Variety of colors Packaged in case of 100 or 1000

  • Black Phenolic Screw Caps

    DWK Life Sciences (Wheaton)

    These autoclavable caps are designed to ensure the ultimate in product safety. The liners are white styrene-butadiene faced with Teflon.

  • 15-415 Dropper Tip Caps

    DWK Life Sciences (Wheaton)

    Screw cap made of radiation grade polypropylene Variety of colors Packaged in a case of 100 or 1000

  • ABC Screw Caps

    DWK Life Sciences (Wheaton)

    Manufactured from polypropylene Low extractable septa 100 pack with 10 packs/case

  • 20mm Extended Controlled Dropper Tips

    DWK Life Sciences (Wheaton)

    Tip made of LDPE (Low Density Polyethylene) Extended controlled dropper tip dispenses one drop at a time Average drop size is 44uL

  • Microlink® Screw Caps

    DWK Life Sciences (Wheaton)

    Ideal for use with biological media, volatile solvents, corrosive chemicals and sensitive compounds Liner is ultrasonically welded to the cap to eliminate the possibility of glue contamination and bond failure common with autoclaving Available in convenient Lab Pack quantities as well as…

  • 20-410 Dropper Tip Caps

    DWK Life Sciences (Wheaton)

    Screw cap made of radiation grade polypropylene Variety of colors Packaged in case of 100 or 1000

  • Caps and Seals

    DWK Life Sciences (Wheaton)

    1230K91 - 1230K96: Black phenolic screw caps With 14B rubber liner Autoclavable Ideal for culture work 1230L89 - 1230L94: Tear-off unlined aluminum seals This seal can be completely removed and contents readily poured from bottle

  • Black Phenolic Screw Caps

    DWK Life Sciences (Wheaton)

    Tefon®-faced (14B) rubber liners Autoclavable caps are designed to ensure the ultimate in product safety. The liners are made of a nontoxic white styrene-butadiene rubber and are faced with Teflon® which offers excellent chemical resistance. They are available in convenient lab pack quantities…

  • Liquid Scintillation Vial Screw Caps

    DWK Life Sciences (Wheaton)

    Screw caps for Wheaton liquid scintillation vials Use as replacement caps or for vials that are provided without caps Choose the right size screw cap for your vial Select cap and liner material for your application Case of 1000 provides an economical alterative Not autoclavable

  • 8mm Extended Controlled Dropper Tips

    DWK Life Sciences (Wheaton)

    Tip made of LDPE (Low Density Polyethylene) Extended controlled dropper tip dispenses one drop at a time Average drop size is 44uL

  • White Polypropylene Cap With Teflon Liner

    DWK Life Sciences (Wheaton)

    Ideal for high purity chemicals, strong acids, solvents Excellent for environmental samples, pharmaceuticals and diagnostic reagents Teflon-faced foamed polyethylene liner offers the excellent chemical resistance of Teflon with the compressibility and sealing properties of polyethylene foam.

  • White Polypropylene Cap With Poly-Vinyl Liner

    DWK Life Sciences (Wheaton)

    Suitable for a wide range of applications Excellent moisture barrier Good for mild acids, alkalis, solvents, alcohols, oil and aqueous products Cap liner consists of one mil poly vinyl film bonded to one mil HDPE on a #30 white pulp paper backing. Superior to plain pulp paper because…

  • Caps for Screw Thread Vials

    DWK Life Sciences (Wheaton)

  • Snap Caps

    DWK Life Sciences (Wheaton)

    Eliminate the need for crimping and decapping tools Fits the Wheaton E-Z Vials with Snap Ring Top Manufactured from polyethylene Choose from 5 colored caps and a variety of septa

  • Black Phenolic Cap With PE Poly-Seal Liner

    DWK Life Sciences (Wheaton)

    Stress crack resistant Superior torque retention Excellent sealing characteristics Manufactured from LDPE. The unique cone design provides a wedge type seal that not only seals across the top but also across the inside diameter.

  • Tamper Evident Caps with Pulp/PVDC/PE Liners, for 28.5 mm vials

    DWK Life Sciences (Wheaton)

    Three pieced lined aluminum caps have unique metal inserts. Contents cannot be pilfered without removing cap or leaving evidence of puncture or insert. A metal tab wilt a rolled safety edge “perks up” to provide visual proof of tight seal. The caps remove quickly and easily in one piece. They…

  • Black Phenolic Screw Cap With Foil Liner

    DWK Life Sciences (Wheaton)

    Aluminum foil-faced pulp board liners Use these caps with organic solvents

  • 22-400 CAP, PP WHT, PTFE/FMD PE

    DWK Life Sciences (Wheaton)

  • 24-400 CAP, PP WHT, TFE LNR

    DWK Life Sciences (Wheaton)

  • Aluminum E-Z Seals™

    DWK Life Sciences (Wheaton)

    Stoppers with Wheaton E-Z Seals™ have a larger target diameter that makes them ideal for use with the larger-opening E-Z Vials™. These seals are ideal for filling or retrieving contents with a syringe and as closures for many instrumentation applications. The 8 mm seal is designed for…

  • Colored Polypropylene Caps

    DWK Life Sciences (Wheaton)

    Inner seal ring 45 mm size Caps have built-in, wedge-shaped sealing ring, eliminating the need for a liner. Use with Wheaton Lab 45® media bottles.

  • 22-400 CAP, PP WHT, FMD PE LNR

    DWK Life Sciences (Wheaton)

  • 58-400 Redi-Cap, PP White, Fmd PE Liner

    DWK Life Sciences (Wheaton)

    Use these caps with WHEATON or other manufacturers# glass bottles or vials White polypropylene screw cap provides clear surface for writing on cap Foamed polyethylene liner provides chemical resistance for acids, alkalis, solvents, alcohols, oils, household cosmetics and aqueous products …

  • 13-425/13-425 CONNECTION, BLK PHEN

    DWK Life Sciences (Wheaton)

  • White Polypropylene Unlined Caps

    DWK Life Sciences (Wheaton)

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