Caps

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Attention Thomas Scientific Customers

Due to current pandemic, lead times for PPE items are longer than what is listed on our website. Please expect shipping delays of all PPE products during this time.

  • PolyCone Lined Phenolic Caps form an exceptionally tight seal and offer a good chemical barrier. This liner molds itself around the sealing areas of the finish as the cap is screwed on, virtually eliminating leakage, evaporation, contamination, binding and backing off. Great for everything from…

  •   Color-coded; helps prevent cross-contamination and ensure sample integrity Sizes 10, 12, 13, and 16 mm fit all varieties of test, blood collecting and culture tubes Can be used to recap Vacutainer™ after the original rubber stopper is removed Cap colors match those on…

  • Black Phenolic Rubber Lined Caps are autoclavable. The Liner is compliant with FDA 21 CFR 177.2600 Rubber Articles Intended for Repeated Use. The liner exhibit good resiliency and resistance to moisture vapor. The closures provide consistent adherence to close dimensional tolerance.

  • Phenolic Pulp/Vinyl Lined Caps are perfect for general use. The liner is made of a vinyl coating applied to high density polyethylene coated paper and then it is laminated to pulpboard. This general purpose liner is commonly used for food, beverage, medical and chemical applications packed at less…

  • Phenolic Pulp/Vinyl Lined Caps are perfect for general use. The liner is made of a vinyl coating applied to high density polyethylene coated paper and then it is laminated to pulpboard. This general purpose liner is commonly used for food, beverage, medical and chemical applications packed at less…

  • Pulp/Tin Foil Lined Phenolic Caps offer good chemical resistance and are typically used with solids and powders. Good resistance to hydro-carbons, alcohols, ketones and oils. Not recommended for acids and alkalis.

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