Deactivated Clear Glass 12 x 32 mm Screw Neck Vial with Cap and Preslit PTFE/Silicone Septum, 2 mL Volume, 100/pk. This item is not available for sale. Contact Waters for more information. SKU: 186000327C. LCGC Certified Clear Glass 12 x 32 mm Screw Neck Vial, Max Recovery, with Cap and Preslit PTFE/Silicone Septum, 1.5 mL Volume, 100/pk.