Storage/Reaction Tube w/ Outer Joint and Chem-Cap® Valve

These storage and reaction tubes have a 14/20 joint on the sidearm and a 0-4 mm (25 and 50 mL sizes) or 0-8 mm (100 and 350 mL sizes) Chem-Cap® valve to control gas or liquid flow into the vessel. See item # AF-0092 for a similar vessel with a #15 O-ring joint.