22-400 Green Screw Cap PTFE Liner (100/pk)
Brand: Chromatography Research Supplies IncSolid (no-hole) replacement screw caps for all our your sample vials and jars. PTFE-faced foam seals are ultrasonically bonded to the inside of the caps.Packaged: 6 in. x 9 in. plastic bag; Weight: 343.0 g.