The 40 mL vials are offered in clear (Type , 33 expansion) and amber Type , 5 expansion) borosilicate glass. They are avialable in two sizes, 27.5 x 95mm or 29 x 82mm and are packaged 00 vials per box. Rated 4.8 /5 based on 321 customer reviews. 40ml EPA vial storage vial. Free Sample Get Price.