Microlab Autosampler Vials – Microlab Scientific Headspace vials made of Type I, 33 expansion glasses Choice of crimp or screw top vials, two vial sizes, 10/20ml Six finish styles available, available in flat or rounded bottom designs Choice of a pressure safety release cap at 45 psi Order Information Vials Description Part# 10ml Clear vial, 22.5×46mm, 20mm crimp top, flat bottom SV010C