1.0 mL Mini Reaction Vials w/ Cap & Liner (12/pk)

1.0 mL volume, Borosilicate glass, 13-425 threads. These are useful for micro and semi-micro scale reactions and concentration work. The vials have thick walls, conical tapered interiors and come complete with PTFE-faced silicone liners and open-hole screw caps. Vials have graduation marks.