DURAN® GL 45 Bromobutyl Rubber Stoppers, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

Rubber stopper grey

Rubber stopper grey

292062803

76289-760CS 47.32 CAD

76289-760

DURAN® GL 45 Bromobutyl Rubber Stoppers, DWK Life Sciences

Closures Test/Sample Tube Closures

DURAN® Bromobutyl Rubber closures provide a gas tight seal for all GL45 laboratory bottles with sizes from 100 to 20000 ml. Bromobutyl rubber is essentially impermeable to most gases and provides a controlled environment inside the glass bottle for oxygen sensitive materials. Useful for maintaining anaerobic culture conditions. Butyl rubber allows for multiple punctures providing easy access to the contents with a syringe.

Low permeability to air, gases and moisture
Material is virtually free of organics
Elastic material for effective sealing and reliable self-sealing after needle piercing
Upper surface features seven numbered hemispherical impressions for needle-piercing
Wide usable temperature range: –50 to +121 °C

They are used in anaerobic culture of microorganisms, storage of anaerobic culture media, aerobic methane oxidation, storage of oxygen sensitive materials and applications requiring gas purging or sample transfer via a syringe.

These stoppers are suitable for autoclaving or steam sterilizing at 121 °C for 20 minutes.

Used with aperture screw cap for extra security.

Certifications: Conforms to EP 3.2.9 Type I closure for chemical and penetration tests.

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