Filling/Venting Closures with White Polypropylene, TPE Gasket, TPE Port Cap

All plastic closures for aseptic liquid transfer of media, biological reagents, pure water and chemicals and from NALGENE carboys. Used in applications requiring bio-reactors and fermenters. Can be used with any large NALGENE carboys or bottles that accept 53 mm (53B) or 83 mm (83B) closures. Choice of 1/2 inch (13 mm) or 1/4 inch (6 mm) ID tubing on 83B closure. Include two pieces NALGENE 50 platinum cured silicone tubing for aspiration, dispensing and filling splash guard. Can be used with NALGENE Carboys with a properly set up peristaltic pump.