Professional 18mm amber with beveled edge for GC/MS Aug 09, 202 · glass gc headspace vials with metal cap Perkin Elmer-Aijiren HPLC Vials Vials Cap Septa for GC HPLC – 2ml Amber Sample Screw Vials. 20mL, Amber Glass, 22.5*75mm, 20mm Beveled Edge, Rounded-flat Bottome, Short Neck, Crimp Top Headspace Vial suitable for PerkinElmer, 00pcs/pk