Screw vials. for manual use and autosamplers. type of neck 8, 9, 10-425, choice of different color caps and sept with 8, 9 or 10 mm diameter; clear and amber glass; different types of inserts or use of conical vials with pedestal glass; champagne vials; Inserts. used for 2 ml (resp. 1.8 ml) and 4 ml vials; mostly glass + some parts made from PP