Chromatography Vials, PTFE/Silicone Septa, HPLC Vials manufacturer / supplier in China, offering 1ml Clear Glass Shell Vials for Waters Autosamplers, 13mm Hot-Sale PTFE/Silicone Septa for 4ml HPLC Screw-Thread Vial, Black Screw Thread PP Cap Used for 4ml HPLC Vials and so on.