Nov 29, 2018 · EPA VOA TOC COD Vials. 15-425 Screw Sample Storage Vial 15-425 Thread Caps with Septa 40ml TOC Vial 16mm COD Digestion Test Tube EPA VOA Vials 24-400 Screw Neck PP Caps with Septa 8-12mL 15-425 Screw Neck Vial ND15 20-60mL 24-400 Screw Neck Storage Vial ND24 10-15mL 16mm Test Tube for Water Analysis. Reagent Bottle.