Tube Caps and Closures

Plugs and caps of various material compositions, sizes, colors, and closure types to fit a wide range of tube types; may be sterile, non-sterile, and/or autoclavable; may possess leak-preventing features including O-rings and cap liners.

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316 – 330 of 884 results

316

Optimize Technologies OPTI-LYNX™ Holder Cap

All OPTI-LYNX™ hardware can be purchased in kits or separately as needed for your application. OPTI-LYNX™ hardware is precision machined to maintain the highest quality and strictest tolerances. Switching between modes of pre-column protection is as easy as opening OPTI-LYNX™ hardware. Simply select the correct holder tube for the OPTI-LYNX™ insert you wish to use (a guard column, pre-column filter, or straight through connection without protection) thread it into the holder cap, pop in your insert, you're ready to go.

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317

Bellco Glass, Inc. KAP-UTS/Yellow, 25mm

Manufactured from non-toxic autoclavable polypropylene. Ideal for culture tubes and flasks with DeLong style neck and access ports. Same evaporation and sterility characteristics as stainless steel closures. Molded pressure fins for firm grip. There are seven colors and six sizes form 13mm to 38mm. MADE IN THE USA. Case quantity 500, Color Yellow, 25mm

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318

Caplugs ULTRABAKE SIL CAP 250/PK YLW

This item has a minimum qty of 2 per supplier requirements.

Pricing & Availability

319

Alkali Scientific Foam Plugs for Laboratory Flas

These versatile reusable foam plugs are designed for use with test tubes and laboratory flasks Made from economical open-cell foam with a uniform density of 1 45 lb they offer a snug yet breathable fit ensuring free airflow while preventing contamination Unlike traditional cotton plugs these foam plugs leave no clinging fibers and spring back to their original shape even after repeated use making them a durable and cost-effective choice Perfect for Drosophila vials and a wide range of lab applications these foam plugs can also serve as cleaners for lab pipettes tubes vials and industrial precision tubing They can be easily labeled for quick identification enhancing lab efficiency and organization Reusable and Durable Maintain shape after repeated use Breathable and Non-Absorbent Ideal for maintaining airflow without moisture retention Autoclavable Safe for use in sterile environments Chemical Resistant Compatible with various laboratory chemicals Wide Temperature Range Perfor