Aijiren Tech Scientific - I-Chem™ and EP™ Amber VOA Glass Vials with 0.125in. Septa, 40mL, certified, 40mL Vial Aijiren Tech 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.