Vial, Cap, Syringe Filter manufacturer / supplier in China, offering Alwsci ND9 Screw Top Bonded Cap for Chromatography HPLC Vial, Alwsci 1.5ml High Recovery Vial Amber/Clear Glass 12X32mm Flat Base 9-425 Screw, Alwsci 2ml 1.8ml 1.5ml 9-425 Clear/Amber Glass Screw Vial with Patch for Chromatography HPLC and so on.