For filling, venting, and manipulation

Solid or vented

Sterile, disposable screw caps

Nonsterile, reusable caps

Designed to fit Corning 500mL, 1L and 3L disposable spinner flasks.

As supplied with Pyrex™ Brand Media/Solution bottles. Choose orange caps for temperatures to 140°C (284°F), red caps for temperatures to 180°C (356°F).

Designed for culture tubes and flasks with long rimless necks

Economical closure for some volumetric flasks

Designed for use with Falcon 25-, 75-, and 175cm2 flasks

Can be used with larger Spinner Flasks with vertical sidearms to enhance productivity of cell culture

Snap cap tight fit prevents leakage or evaporation

Protect your valuable cell culture samples. These caps for Thermo Scientific™ Nunclon™ Delta Flasks are offered in two styles—vent/close, filter—to meet application needs.

For use with Proculture™ spinner flasks

Allow constant airflow and minimize chance of contamination by using individually packed Thermo Scientific™ Nunc™ Sterile Flask Replacement Filter Caps.

Used to provide gases into larger spinner flasks with vertical sidearms during cell culture