PTFE/Silicone Septa, Hand Crimpers, Syringe Filters manufacturer / supplier in China, offering 1.5ml 8-425 8mm HPLC Autosampler Vial Micro-Inserts, 1.5ml 8-425 Screw Neck Vial Autosampler Vial Conical Bottom Micro-Inserts IV150/IV150I, 2ml 9mm 9-425 Screw HPLC Gc Autosampler Vial and so on.