Vial crimp seals for SPME, 11 mm gold seal, magnetic (with 5 mm center hole), red PTFE/silicone/red PTFE septum, septum diam. × thickness 11 mm × SU860096 Vial crimp seals for SPME, 11 mm gold seal, magnetic (with 5 mm center hole), red PTFE/white silicone septum, septum diam. × thickness 11 mm × 854998 Vials, crimp top, 1.5 mL, large