Chemglass, CV-2630-1232, Screw Thread Vial, 2.0mL, Clear, Silanized, Large Opening, 12x32mm, GPI 10-425
With a 40% larger opening, the Large Opening Vial is specifically designed to eliminate broken needles due to the increased target area. These vials incorporate the unique Step Vial design that precisely centers a limited volume insert in the neck of the vial.