Cyralux 20 mm Sterile RTU Bromobutyl Serum Stoppers, Bag of 100

Cyralux™ 20 mm Sterile Ready-to-Use (RTU) Serum Stoppers are pharmaceutical-grade bromobutyl rubber closures designed for 20 mm crimp-finish injection vials. Supplied washed, siliconized, sterilized, and ready for use, these stoppers help simplify aseptic filling operations by eliminating the need for in-house stopper washing and siliconization. Made from halobutyl (bromobutyl) elastomer, Cyralux™ serum stoppers are designed to provide reliable sealing, consistent needle access, and self-sealing performance for liquid-fill applications. Their controlled flange supports consistent crimp seating and seal performance. Key Features Ready-to-use: Washed, siliconized, and sterilized for aseptic filling operations. Bromobutyl construction: Pharmaceutical-grade, latex-free elastomer. 20 mm size: Designed for compatible 20 mm crimp-finish injection vials. Reliable sealing: Designed to support self-sealing and multi-puncture performance. Quality-focused design: Developed for pharmaceutical and laboratory packaging applications. Convenient packaging: Bag of 100 stoppers. Compatibility Suitable for compatible 20 mm crimp-finish vials, including common formats such as 6R, 10R, 20R, and 30R. Actual compatibility depends on the vial finish and stopper dimensions; confirm fit and container closure integrity with your specific vial system. For bulk-volume pricing, technical documentation, or compatibility questions, contact sales@medlabsupply.com.