2mL Autosampler Vials with Caps,HPLC Vials,9-425 Amber Glass Vial with Blue Screw Caps/Writing Patch/Graduation,White PTFE. $2.99 - $69.99. #24. MUHWA 00pcs HPLC Vials with 2 Racks, 2ml Lab Autosampler Vials with Rack, Vials with Writing Area and Graduations, Screw Cap,. $29.00.