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  • Placeholder Image for Rubber Stoppers

    Plasticoid
    Item #:
    1210K75

    CLEARANCE SALE! Original Price: $32.01 M35 Green Neoprene for added chemical resistance Uses vary widely, some are outlined below: Carboy Stoppers Crucible Holders Laboratory & Test Tube Stoppers Masking Applications Micro Stoppers Pipe Plugs Tube Stoppers * Sale price valid only on current...

  • Image of Crucible Holder

    Plasticoid

    For 25 mL porcelain Gooch crucibles A combination rubber stopper and crucible holder with glass funnel insert Dimensions 57 mm length, tapered from 38 mm diameter at top to 22 mm diameter at bottom; length of tapered portion 35 mm Fits 4948F21 and 4948H23 series Filter Flasks, 125 to 1,000 mL...

  • Image of Neoprene Rubber Stoppers

    Plasticoid

    Solid green Neoprene Withstands exposure to temperatures up to  120°C Usable with petroleum products, vegetable and mineral oils and fats which deteriorate natural rubber Standard length: 26 mm Increased functionality over rubber stoppers at elevated temperatures. Not recommended for use with...

  • Image of One-Hole Rubber Stoppers

    Plasticoid

    Size No. 000, 00 and 0 have hole 3 mm diameter; sizes No. 1 and 2 have hole 4 mm in diameter; all other sizes have hole 5 mm in diameter.

  • Image of Solid Rubber Stoppers

    Plasticoid

    Standard Grade Size No. 000 is 18 mm long; sizes No. 00 to No. 13 are 25 mm long. Sizes No. 13 1/2, 14 and 15 are 35 mm, 36 mm and 39 mm respectively.

  • Image of Stopper Assortment

    Plasticoid
    Item #:
    8742U20

    Made of soft, pliable, black-compounded stock Length: 25 mm Includes stoppers of solid, one-hole and two-hole styles in sizes 00, 0, 1, 2, 3, 4, 5, 6, 6 1/2, 7 and 8; total of 66 stoppers

  • Image of Twistit Convertible Stoppers

    Plasticoid

    Unique seal system allows use as solid or one-, two- or three-hold closures Simplifies stock room inventory Molded of soft, resilient, white natural rubber Seals vacuum-tested to 760 mm Hg Autoclavable, with good shelf life. Sizes #3 & #4 have two holes; #5 - #10 have the (3) holes. 8744H10...

  • Image of Two Hole Rubber Stoppers

    Plasticoid

    Standard Grade Sizes No. 00, 0 and 1 have holes 2, 3 and 4 mm diameter, respectively; all other sizes have holes 5 mm diameter

  • Image of Leash

    Plasticoid
    Item #:
    1198J89

    For securing stoppers to neck of vessel or stopcock plugs to shell Rubber strip, 100 mm long x 5 mm wide, has hole 10 mm diameter at each end, expandable to 28 mm

  • Image of Rubber Stoppers

    Plasticoid

    M35 Green Neoprene for added chemical resistance Listed mainly by trade-size, available in solid, one-hole, and two hole rubber stoppers. Uses vary widely, some are outlined below: Carboy Stoppers Crucible Holders Laboratory & Test Tube Stoppers Masking Applications Micro Stoppers Pipe Plugs Tube...

  • Image of Expansion Plugs, Black Rubber

    Plasticoid

    Tapered rubber stoppers assembled with stainless steel hardware and a wing nut, provide a mechanism to make an expandable rubber plug. This ensures seals and keeps plugs from working their way out, as well as allowing the plugs to resist added pressure. They are fully customizable from hardware...

  • Image of Expansion Plugs, Green Neoprene

    Plasticoid

    Tapered rubber stoppers assembled with stainless steel hardware and a wing nut, provide a mechanism to make an expandable rubber plug. This ensures seals and keeps plugs from working their way out, as well as allowing the plugs to resist added pressure. They are fully customizable from hardware...

  • Image of Expansion Plugs, Red Silicone

    Plasticoid

    Tapered rubber stoppers assembled with stainless steel hardware and a wing nut, provide a mechanism to make an expandable rubber plug. This ensures seals and keeps plugs from working their way out, as well as allowing the plugs to resist added pressure. They are fully customizable from hardware...

  • Placeholder Image for Microstoppers

    Plasticoid
  • Image of Serum & Pharmaceutical Stoppers

    Plasticoid

    Available with Straight Sided Plugs, 11mm, 13mm, and 20mm Available with Blow back finish, 20mm and 30mm Serum Stoppers in Red Natural Rubber, Gray Butyl, and Silicone Custom Compounds available upon request in EPDM, Nitrile, Neoprene, and Viton® Plugs are designed to fit Vials and Bottles with...

  • Image of NMR Stoppers

    Plasticoid

    Hollow plug to fit inside bottles, flasks, vials, or tubing with a sleeve to pull over neck to create a double seal .Septa area allows insertion of needle, with excellent re-sealing properties for air sensitive chemistry Standard Compounds include Red and White Natural Rubber, Gray Butyl on select...

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