EPA GLASS VIALS (w/ Black Phenolic Screw-on Caps)
Used in the environmental industry. These EPA glass vials have flat bottoms and are available in clear and amber.  They are EPA/TOC Type 1, borosilicate, 33 expansion.  Also available in amber, 51 expansion.  Black phenolic screw-on caps are included.

See the table below this one for Vials w/ Black Polyseal Screw-on Caps.


EPA GLASS VIALS (w/ Black Polyseal Screw-on Caps)
Used in the environmental industry. These EPA glass vials have flat bottoms and are available in clear and amber.  They are EPA/TOC Type 1, borosilicate, 33 expansion.  Also available in amber, 51 expansion.  Black polyseal screw-on caps are included.

See the table above this one for Vials w/ Black Phenolic Screw-on Caps.