News-High Performance Liquid Chromatography . Quzhou Lab Technology Co.,Ltd mainly produce:9mm short screw HPLC vials, 2ml GC-MS vials,4ml LC-MS vials,HPLC Vial closure septa,9mm bonded caps vials,0.5 dram UHPLC vials, 8-425 screw autosampler vials, 2ml crimp headspace GC vials, 1/2 dram Snap