Sample Vials: 20-60ml EPA. VOA Vials,24-400 Neck. Syringe Filter: Nylon, PTFE, PVDF, MCE, 13 & 25 mm. Vial Insert: Shell Style Insert, Conical Insert, Conical Insert with Spring. Vial Rack: From 2ml to 60ml Vials is Compatible for our PP Rack. Glass Test