2020/03/22 · Insert for 8-425 (8mm) HPLC Vials 2. Screw 9mm (N9) HPLC Vial, Cap, Septa and Inserts 9mm 2mL HPLC Vial without Write-on Spot 9mm 2mL Vial with Write-On Spot Closure & Septa for 9mm Screw HPLC Vial Insert for 9mm (N9) HPLC Vials 3. Screw 13-425 4mL Vial, Cap, Septa and Inserts 13-425 4mL Vial Closure & Septa for 13-425 4mL Screw Vial