Cylindrical shaped tubes are useful for storage or simple reactions, with a standard taper outer joint at the top and a Chem-Vac™ Chem-Cap® valve sidearm.

• Chem-Vac™ Chem-Cap® valve available in either 0 to 4 or 0 to 8 mm sizes
• Plug may be removed for sampling
• Equipped with either a 14/20 or 24/40 [ST] outer joint

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