PP盖及四氟膜垫

PP盖/四氟膜垫

ChemFocus *Closures for Sample Vials, Black Polypropylene Caps with PTFE-Faced White Silicone Liners 黑色PP盖及硅胶四氟膜垫

Caps have glued-in rubber lining firmly bonded to an interface

of PTFE, providing a highly inert sealing face.

ChemFocus * White PP Screw Caps, Open-Top, With PTFE-Faced/Silicone Septa 白色PP开口盖及橡胶四氟膜垫

Caps have glued-in rubber lining firmly bonded to an interface

of PTFE, providing a highly inert sealing face.