These vials are graduated to ensure more accurate measurements and dispensing.

• Tapered bases allow for maximum sample recovery
• Solid-top closure and PTFE-faced, white rubber liner, assembled and attached

Clear vials manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements. Amber vials manufactured from 51 expansion borosilicate amber glass conforming to USP, Type I requirements.