Vial, Cap, Syringe Filter manufacturer / supplier in China, offering Labfil Sterile 13mm PVDF Hydrophobic Membrane Micron Syringe Filters, Labfil Sterile 25mm PVDF Hydrophobic Membrane Micron Syringe Filters, Alwsci 20mm Open Top Aluminum Crimp Cap for Gc Analysis and so on.