126 Autosampler Vials, Closures and Inserts for HPLC WATERS ALLIANCE Wide Opening Screw Thread Vials (6 mm neck opening, 9 mm Cap) 2 mL (12x32 mm), Caps and Septa Cat.No P/N Manufacturer Description Pk CC-C4000-1 186000273 Vial, 2 ml, Clear, Wide Opening, Screw Top. 186000273 Vial, 2 ml, Clear, Wide Opening, Screw Top.