Chemglass, CV-2660-1232, Vial, 2.0mL, RAM, Clear with Marking Spot, Silanized, Large Opening, 12x32mm, 9mm Thread
With a 40% larger opening, the RAM Vial is specifically designed to work in robotic arm auto samplers. These vials incorporate the unique Step Vial design that precisely centers a limited volume insert in the neck of the vial.