This Laboratory Glassware is also known as Florence Flask, some variations called them Round-bottom flasks.
CharacteristicsIt’s used to contain or hold liquids and fluids; the shape is very characteristic, it has a round bottom and a long neck, and some have conical ground glass joints in the top commonly used to other standardized fittings.Made of glass or heat-resistant borosilicate glass.
The round bottom makes it hard to keep them upright, reason why it is commonly held at the neck by clamps on a stand.
Two or Three-necked boiling flasks are common in most laboratories.
UsesAs its names describes, its used for boiling liquids, the shape allows a more uniform heating or boiling, they are most used on distillations on rotatory evaporators, they are also used on reflux processes of laboratory-scale synthesis.