Standard Opening Screw Thread Vials, 12x32mm, 8-425mm Neck Finish - Glass - JGF 32008E-1232A

JG Finneran have a 40% larger opening in the vial which prevents broken needles due to increased target area. are available in Clear or Amber GlassType I Borosilicate Glass. I D design incorporates the unique StepVial design that precisely centers a limited volume insert in the vial neck. The vials come with graduated marking spots, which can be written on with a #2 pencil.