PTFE/Silicone Septa, Hand Crimpers, Syringe Filters manufacturer / supplier in China, offering Wholesale Ambe 9mm 2ml HPLC Gc Vials, Wholesale Amber 1.5ml 9mm Vial Screw HPLC Gc Vial V935/V937 (Economy), Write-on Marking Amber 1.5ml 9mm Vial Screw HPLC Gc Vial V945/V947 (Economy) and so on.