1.5mL/2mL short screw thread ND9, wide opening, 9mm thread hplc vials with matched PP screw caps ND9, PTFE/silicone septa & micro-inserts. 9mm 2ml Short Tread HPLC Autosampler Vial 9mm Short Thread Caps with Septa 8-425 2ml Screw Neck HPLC Autosampler Vial Screw Caps with Septa for 8-425 Screw Neck Vial 10-425 Screw Neck 2ml HPLC Autosampler Vial 10-425 Screw Caps with Septa