VC2440AUVOA. VOA/EPA Amber Vials 40 mL Screw Cap With PTFE/Silicon Septa. 100. VC2460CUVOA. VOA/EPA Clear Vials 60 mL Screw Cap With PTFE/Silicon Septa. 100. Thermo Fisher Scientific – US – I-Chem™ Loose Septa for 24 Loose septa may be used as replacement parts for Thermo Scientific VOA vials and bottles with unbonded septa. Fits the s