Autosampler Vials: 2ml Chromatography vial 12x32mm, 4ml vial 15x45mm. GC Vials Screw: Screw Headspace vial, 6-20mL with Magnetic Screw Cap. GC Vials Crimp: Crimp Headspace Vial, 6-20ml with Aluminum Crimp or Magnetic. Sample Vials: 20-60ml EPA. VOA Vials,24-400 Neck. Syringe Filter: Nylon, PTFE, PVDF, MCE, 13 & 25 mm.