DURAN^® PURE Screw Cap

DURAN^® PURE Screw Cap, PFA cap, PTFE coated silicone seal, GL 45 thread

DURAN^® PURE Screw Cap, polyethersulfone cap, PTFE coated silicone seal, GL 80 thread

DURAN^® PURE Screw Cap, PFA cap, GL 45 thread, with lip seal

DURAN^® PURE Screw Cap, PFA cap, PTFE coated silicone seal, GL 25 thread