Caps

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Greenwood

  • 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.

  • 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…

  • 8-425 Cap, Phen Blk, White Rub Liner

    DWK Life Sciences (Wheaton)

    Black phenolic screw cap 14B Rubber lined caps feature a nontoxic white styrene- butadiene rubber liner ideal for cell culture work GPI thread: 8mm-425 Autoclavable Case of 1000

  • ABC Screw Caps

    DWK Life Sciences (Wheaton)

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

  • 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…

  • 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."

  • 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 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.

  • 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

  • 20-400 I-LOC CAP, PP WHT

    DWK Life Sciences (Wheaton)

  • 33-400 CAP, PP WHT, FMD PE LNR

    DWK Life Sciences (Wheaton)

  • 89-400 CAP, PP WHT, TFE LNR

    DWK Life Sciences (Wheaton)

  • 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.

  • 13-425 CAP, PHEN BLK, NO LNR

    DWK Life Sciences (Wheaton)

  • 38-400 CAP, PP WHT, TFE LNR

    DWK Life Sciences (Wheaton)

  • 20-410 STARLINE CAP, PP NAT

    DWK Life Sciences (Wheaton)

  • 33-430 CAP, PP WHT, FMD PE LNR

    DWK Life Sciences (Wheaton)

  • 20-400 I-LOC CAP, PP YLW

    DWK Life Sciences (Wheaton)

  • 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

  • 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.

  • 28-400 Cap, Phen Blk, Poly-Seal Liner

    DWK Life Sciences (Wheaton)

    Black phenolic screw cap Poly-Seal liner is manufactured from low density polyethylene Unique cone liner design offers superior torque retention and excellent sealing characteristics It is recommended that liner be tested prior to use for leak resistant applications

  • 13-425 Redi-Cap, Phen Blk, Poly-Seal Liner

    DWK Life Sciences (Wheaton)

    Black phenolic screw cap Poly-Seal liner is manufactured from low density polyethylene Unique cone liner design offers superior torque retention and excellent sealing characteristics It is recommended that liner be tested prior to use for leak resistant applications

  • 38-430 STARLINE CAP, PP BLU

    DWK Life Sciences (Wheaton)

  • 13-425 CAP, PP WHT, PTFE/FMD PE

    DWK Life Sciences (Wheaton)

  • Plastic Sample Vials

    DWK Life Sciences (Wheaton)

  • 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

  • 13-425 CAP, PP WHT, TFE LNR

    DWK Life Sciences (Wheaton)

  • 13-425 CAP, PP WHT, POLY-VINYL LNR

    DWK Life Sciences (Wheaton)

  • 20-400 CAP, PP BLU, OPN, UNLINED

    DWK Life Sciences (Wheaton)

  • 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)

  • Caps for Screw Thread Vials

    DWK Life Sciences (Wheaton)

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