20 mL, Clear, EPA/VOA Vials - Polypropylene Open Top Caps and Septrseal PTFE/Silicone Septa; 1000 Class (Without EPA washing treatment) - [SKU 176720] $78.66 Add To Cart 40 mL, Clear, EPA/VOA Vials - Polypropylene Open Top Caps and Septrseal PTFE/Silicone Septa; 1000 Class (Without EPA washing treatment) - [SKU 176740] $80.32 Add To Cart