10 mm vial found in: 2 ml, 10 mm, screw top vial with ptfe/silicone pre-slit closure kit, 2 ml, 10 mm, screw top vial with ptfe/silicone pre-slit closure.. includes caps and septa screw thread vials that are supplied in a storage tray.vials have a wide opening, 2 ml capacity and measure 12 x 32 mm. vials are supplied ready to use saving time and