amber 18mm 5.0 borosilicate glass gc vials with beveled edge. Thermo Fisher crimp neck vial for HPLC- HPLC Autosampler Vials headspace vials in clear with flat bottom for sale Thermo Fisher-Aijiren HPLC Vials 2021-08-16 Thermo Scientific headspace vials are available in clear or amber glass with a round or flat base, a crimp seal with a beveled or square edge finish, or with a screw-thread finish.