Iso9001 2ml HPLC sample vials with screw caps. HPLC Vials,Autosampler Vials, 2ml Vials. 100 Pcs Membrane Solutions 2ml HPLC Sample Vials, Autosampler Vials 2ml with Caps, HPLC Vial,9-425 Clear Vial with Blue Screw Caps,Writing Patch,Graduation,White PTFE & Red Silicone Septa Fit for GC Sample. Get Price.