Iso9001 18mm crimp top gc glass vials for GC Thermo Fisher Crimp Top 11mm Amber Type 1 Glass 1.5mL HPLC Autosampler Vials w/ Writing Patch - 100/pk, CV1933 . Tisch 11mm crimp top vials have a volume of 1.5mL and provide an excellent seal for long term sample storage and analyses involving high volatile solvents.