These 10.5L PYREX desiccators have rugged 24/29 Standard Taper external sleeves with tooled hose connections that serves as the stopcock. They are designed so that its manipulation is not affected by the vacuum. The open position is indicated by the molded arrow on the cap. A quarter turn from this position closes the desiccator. For ease in use and improved performance, it is recommended that the Standard Taper sleeve be lubricated with a silicone-based vacuum grease. The tubulation O.D. is approximately 10mm. Bowl capacity is 10,500mL. Warning: Do not heat or subject to pressure. Rated 1- atmosphere vacuum.

PYREX is a registered trademark of Corning, Inc.