Mejorlab is the manufacturer of HPLC vials and caps with septa, including 2ml autosampler vials, 4ml 13-425 screw top, 6ml/10ml/20ml crimp top headspace vials with caps, 10ml/20ml 18mm screw top vials, 15-425 screw top/18-400 screw top/20-400 screw top/24-400 screw top Storage vials with caps. 150 μl/ 2 50 μl glass vial inserts,1ml shell vial, clear glass, with PE plug.