Deschem 5000 mL Filter Flask

This Deschem 5000 mL (5-liter) heavy-duty filter flask is designed for large-volume vacuum filtration. Crafted from low-expansion, high-purity Borosilicate 3.3 glass (Type 1, Class A) that offers superior resistance to thermal shock, high temperatures, and chemical attacks. Includes an integral glass sidearm designed to securely grip flexible vacuum tubing without slipping. Features a reinforced heavy-duty rim or bolt neck that accepts large rubber stoppers to mount large Buchner funnels securely.