PTFE/Silicone Septa, Hand Crimpers, Syringe Filters manufacturer / supplier in China, offering 1.5ml 11mm Snap Ring Vial HPLC Vial Micro-Insert I300, 1.5ml 11mm Snap Vial Caps with Septa HPLC Vial Caps Sc101102, 11mm Snap Top PE Caps with Septa for Gc Snap Ring Vials and so on.