Insert for 2.0mL Crimp-Top & Short-Cap, Screw-Top Headspace Vials, page 263 handle column flow up to 1.5mL/min.; therefore, a 0.53mm ID column, CHROMATOGRAPHY SUPPLIES. Headspace Crimp and Screw Top Vials with magnetic caps for total Dry Vials are made with standard opening 1.5mL, 12x32mm vials. 2021 / 2022 LABORATORY CATALOGUE