Perkin Elmer 18mm crimp top headspace vials with beveled edge Headspace vials for PerkinElmer® Headspace vials, SPME Headspace vial, beveled top, rounded bottom volume 20 mL, clear glass vial, O.D. × H × I.D. 23 mm × 75.5 mm × 12.5 mm, for use with PerkinElmer, pkg of 100 ea pricing Service & Support