Amber EPA Vials without Closures

These amber screw thread EPA vials without caps are for the collection and storage of water samples. They comply with the guidelines for establishing test procedures for the analysis of pollutants (Ref. EPA Methods 601, 602, 603 and 604). While vials are not "pre-cleaned," they are packaged in a plastic shrink wrap module, lehr-clean, as they come from the end of the...