2021/7/8 · Septa, Thermo Scientific Amber VOA Vials with 0.125″ Septa are available with septum permanently bonded to the cap or unbonded for easy replacement in 20, 40 or 60mL sizes. Optimized with the perfect shoulder angle to make filling without air entrapment a breeze. 40ml Voa Vials at Thomas Scientific VOA Vials – Solid Top Closures