high performance liquid chromatography vials,gas chromatography,autosampler vials,peek ferrules,syringe filter-Quzhou Lab Technology Co., Ltd,2ml crimp group,11mm crimp seal,1.5ml crimp vial,2ml crimp seals,crimp seals. Caps are made of high quality laquered aluminum, 0.010" thick Available cap colors include silver, red, and green ...