This glassware features removable polypropylene hose barb connections for 1/4 in. I.D. tubing. The barbs eliminate accidental glassware breakage when installing or removing tubing. A silicone rubber seal ensures a liquid and vacuum-tight connection to the glass GL-14 thread. Simply unscrew the cap to remove the hose barb. 4 mm PTFE stopcock.
Use with or without dry ice to condense and collect in trap. Order replacement SafetyBarb hose connectors Z547786 (straight) or Z547883 (angled).
Aldrich is a registered trademark of Sigma-Aldrich Co. LLC
SafetyBarb is a registered trademark of Sigma-Aldrich Co. LLC