Round bottom, single-neck flasks have a standard taper outer joint with a Chem-Vac™ Chem-Cap® valve sidearm.

• Available with either a 0 to 4 valve or 0 to 8 mm valve
• Plug may be removed for sampling from flask

Plug may be removed for sampling from flask while a purge of inert gas is maintained through the sidearm. Valve size is as listed.