sample containers EPA VOA vials factory Aijiren-Voa Vial 209//4 · VOA vials also named as EPA Vials and storage vials, its volumes available are in 20mL, 30mL, 40mL and 60mL. The storage vials can be used for Aijiren, Dionex, Shimadzu, Tekmar, Aijiren Tech, Varian instruments. There are white and black cap, with open-top or closed-top.