1 offer from $17.99. #22. 2mL Autosampler Vials 100PCS, 9-425 HPLC, Lab Clear Vials with Writing Area and Graduations, Screw Cap, White PTFE & Red Silicone Septa. 1 offer from $18.99. #23. PEKYBIO 2ML Autosampler Vial, Clear 8-425 HPLC, 8mm Chromatography Lab Vial with Writing Area, Black Screw Cap&Septa, 100pcs.