Thermo Scientific Economy Certified VOA Vials with 0.125″ Septa are designed for water sample collection for volatile organic analysis (VOA). You get our standard 40mL VOA vials, processed vials with caps in clear for liquid autosampler supplier EPA,Storage,VOA Vials -EPA,Storage,VOA Vials 40ml Amber vial, 28 x 95 mm vials, 24-400