Open-top closures and PTFE-faced silicone septa or solid-top PFTE-faced white rubber-lined closures are available separately
· 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 production lehr and then are placed into a corrugated shelf-pack
· Amber EPA vials are manufactured from 51 expansion borosilicate amber glass conforming to ASTM E438, Type I requirements
· Clear EPA vials are manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements