Mar 24, 2022 · clear EPA VOA vials manufacturer Shimadzu China EPA VOA Vials Manufacturers, Suppliers, Factory EPA VOA Vials Voc Vials. Material. USP Type I, Borosilicate glass . Volume. 40ml. Vial Size. 27.5x95mm. Vial Choices. Clear and Amber available. Cap Choices. Black and white pp cap available. Septa C hoices. 3mm thickness. PTFE/Silicone septa. Thread.