Details
NovaPure™ serum stoppers made from 4023/50 a premium quality bromobutyl elastomer with West’s lowest particulate specification available. Laminated with FluroTec™ barrier film to help reduce particulate, limit drug interaction with the elastomer and reduce leachables. These components are provided ready to use, sterilized and 100% vision inspected. This stopper configuration can be used with European blowback or straight wall (no blowback) vials.
Choose the right component diameter for your container size:
| Vial Size (ISO) | Diameter |
| 2R | 13mm |
| 6R, 10R, 20R, 50R | 20mm |
West stoppers can only be combined with West seals.
