Crimp Top Autosampler Vials, 12x32mm, 2ml. Compatible w/ Aijiren, HP, Beckman, Perkin Elmer & many more. 35% larger opening for improved sample transfer. Optimal design for Robotic Maneuverability. Wider mouth eliminates miised injections. I-D Vials provide graduated write-on marking area, measures 0.5, 1.0 and 1.5ml. Case/1000.