20ml crimp top gc headspace vials suitable for headspace analysis of volatile solids and gases. Aijiren Tech crimps top headspace vials are available in a flat or round bottom style, with clear or amber glass.
Aijiren 20ml amber 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.