DESCRIPTION
Use Thermo Scientific™ SureSTART™ 20 mm Stoppers with crimp vials that have a 20 mm opening and a secure push fit, including our SureSTART 20 mm Crimp Headspace Vials (Level 2). Select Level 2 products for high throughput applications, when robustness and reproducibility are key. Choose from various pack sizes of low permeability, 3 mm thick bromobutyl rubber stoppers designed to provide an effective alternative to crimp caps.