20ml crimp top 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.
amber 20ml crimp top GC vials are manufactured of Clear, Type 1 Class A or Amber, Type 1 Class B borosilicate glass and include a write-in patch for sample identification. Both flat and rounded bottom vials are available.
