Thursday, January 29, 2009

Boiling Flask for Multi Purpose


A Florence flask (also known as a boiling flask) is glassware type of flask used as an item of laboratory glassware. It can be used as a container to hold solutions of chemicals. A Florence flask has a round body with a single long neck and with either a round or a flat bottom. A Florence flask with a flat bottom may stand upright alone on a flat surface; flasks with round bottoms need support to stand upright. It is designed for uniform heating and ease of swirling; it is produced in a number of different glass thicknesses to stand different types of use.

They are often made of borosilicate glass to prevent cracks or defacing of the glass.Borosilicate boiling flasks (florence flask) are made to ISO 1773 and are highly resistant to breakage due to heating or chemical attack. A flat bottom boiling flask can be used on a wire mesh, a round bottom one needs a clamp and bosshead. Use instead of an Erlenmeyer flask if vigorous boiling is required.

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