Chromatography Vials, Caps, Septa & Inserts, Tubes, Crimper, Amber Crimp-top Headspace Vial, Flat Bottom, 22.5*46mm Part No. VH2017 (Economy) VH2013 VHR2017 (Economy) VHR2013 VH2035 VHR2035 Description 20mL Clear Crimp-top Headspace Vial, Flat Bottom, 22.5*75.5mm 20mL Clear Crimp Headspace