PTFE/Silicone Septa, Hand Crimpers, Syringe Filters manufacturer / supplier in China, offering 11mm Snap Top PE Caps with Septa for Gc Snap Ring Vials, 1.5ml 11mm Snap Vial Caps with Septa HPLC Vial Caps Sc101101, 11mm Snap Top Blue Caps with Septa for 2ml Autosampler Vial and so on.