Vial Septa Hplc found in: 13mm Septa For Screw Thread Vials, LC Certified Vial Kits, 8-425 Septa, Whatman Mini-UniPrep Syringeless Filters, Amber.. open top closures fit all SUN-SRi 13-425 screw thread vials Pre-assembled septa allows for vacuum release where more than half of vial contents will be removed Integral septum caps are an economical choice for HPLC applications Bonded septa caps