Amber Glass Sample Vials with PTFE-Faced White Rubber Lined Phenolic Screw Caps

Amber screw thread sample vial  Closed-top black phenolic closure with PTFE-Faced white rubber liner (packed separately)  Manufactured from 51 expansion borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class B requirements  Alternate and Replacement Caps are listed under Accessories and sold separately