Oct 26, 2021 · clear safety coated VOA vials for laboratory Perkin Elmer Vial 0.5 Ml at Thomas Scientific - Lab Supplies, Lab flat bottom for security with inserts I-D™ vials feature write-on patch with graduations at 0.5, .0 and .5mL Glastic vial features a glass insert pre-inserted inside of a clear TPX vial Standard opening screw thread glass vials have a capacity of 2 mL and measure 2 x 32 mm.