6)9mm screw black open top pp caps. 1.5mL Clear Screw Neck Vial, 9-425 Thread, 11.6*32mm. Glass vial 2ml sample bottles. Unbeatable pricing and QC tested in an ISO certified environment . Autosampler vials are often used in conjunction with the Shimadzu, Spectra Physics, Varian, and other autosampler.