Wheaton W224100-093 Rubber 13mm Stopper with 2-Leg Lyophilization, Gray Chlorobutyl/50 (Case of 1000)

Wheaton offers the cleanest, most precise pharmaceutical grade rubber stoppers available for research and parenteral drug applications. The stoppers are manufactured from the highest quality raw material available and tolerances for flange heights on stock stoppers are held to ±.010". Production equipment is engineered to yield components with exceptional dimensional stability which ensures a tight fitting stopper.