Oct 26, 2021 · VOA EPA Vials R codvial.com Jul 08, 202 · 24mm 40ml VOA vials with high quality Aijiren Tech I-Chem™ Open-Top Septa Caps, 24-44mm, bonded Aijiren Tech Septa Caps include a bonded-in 0.045 in. thick septa. The same high quality septa caps used on our Aijiren Tech VOA Vials, septa bottles and septa jars.