PTFE/Silicone Septa, Hand Crimpers, Syringe Filters manufacturer / supplier in China, offering 9mm 1.5ml HPLC PP Vials Clear and Ambe, 1.5ml 9mm Plastic PP Vial Screw HPLC Vial Vp923 100PCS/Pack, 1.5ml HPLC Vials 2ml Glass Type I Screw 9-425 Thread Cap PTFE Septa for Lab Chromatography and so on.