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Encyclopedia > Laboratory flask
Erlenmeyer flasks from the Argonne National Laboratory glassblowing shop.
Erlenmeyer flasks from the Argonne National Laboratory glassblowing shop.

Laboratory flasks fall into the category of laboratory apparatus known as glassware. Image File history File links Erlenmeyer flasks from the Argonne national lab glass blowing shop. ... Image File history File links Erlenmeyer flasks from the Argonne national lab glass blowing shop. ... Argonne National Laboratory is one of the United States governments oldest and largest science and engineering research national laboratories and is the largest in the Midwest. ... Sculpting hot blown glass Glassblowing is the process of forming glass into useful shapes while the glass is in a molten, semi-liquid state. ... Biochemistry laboratory at the University of Cologne. ... Brown glass jars with some clear lab glassware in the background Laboratory glassware refers to a variety of equipment, traditionally made of glass, used for scientific experiments and other work in science, especially in chemistry and biology laboratories. ...


There are several types of laboratory flasks, all of which have different functions within the laboratory. However in all cases they are used to hold liquid substances which are undergoing experimentation or analysis. A liquid will assume the shape of its container. ...


The most common types of flask are:

Image Name Alternate name/description
Erlenmeyer flask Conical flask
None yet Round-bottom flask A flask with a spherical body and one
or more necks with ground glass joints
None yet Flat-bottomed flask A flask with a spherical body, a flat bottom,
and one or more necks with ground glass joints
Retort A spherical vessel with a long downward-pointing neck
Florence flask A flask with a round body and one longer neck
without a ground glass joint
Büchner flask Thick-walled conical flask with a short
hose-connection tube on the side of the neck
Volumetric flask High precision volume measurement

A flask with an approximately pear-shaped body
and a long neck with a circumferential fill line Diagram, drawn by Theresa Knott. ... Conical flask An Erlenmeyer flask (also known as a conical flask) is a widely used type of laboratory glassware which features a conical base with a cylindrical neck. ... Round-bottom flasks are types of flasks having spherical bottoms used as laboratory glassware, mostly for chemical or biochemical work. ... Image File history File links a retort File history Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version. ... A retort. ... Image File history File links Round_bottomed_flask_half_full. ... Florence flask A Florence flask (also known as a round bottom flask or a boiling flask) is a piece of laboratory glassware. ... Image File history File linksMetadata Embudo_Büchner. ... A Büchner funnel connected to a flask with a tube leading to a vacuum pump A Büchner flask, also known as a vacuum flask, is a thick-walled erlenmeyer flask with a glass tube and hose barb protruding about an inch from its neck, connected to an aspirator. ... Image File history File linksMetadata Download high-resolution version (650x1666, 236 KB) File links The following pages on the English Wikipedia link to this file (pages on other projects are not listed): Volumetric flask Laboratory flask Metadata This file contains additional information, probably added from the digital camera or scanner... A volumetric flask (vol flask for short) is a piece of laboratory glassware used to measure a very precise and accurate amount of a liquid, and is used for such when the amount is too big for a pipette or burette. ...

Dewar flask Good thermal insulator

a flask with a hollow space in
the wall to hold a vacuum Image File history File links Dewar_Flask. ... A Dewar flask is a vessel designed to provide very good thermal insulation. ...

Laboratory equipment
Agar plate | Aspirator | Bunsen burner | Calorimeter | Colorimeter | Centrifuge | Fume hood | Magnetic stirrer | Microscope | Microtiter plate | Plate reader | Spectrophotometer | Stir bar | Thermometer | Vortex mixer | Static mixer
Laboratory glassware
Beaker | Boiling tube | Büchner funnel | Burette | Conical measure | Crucible | Cuvette | Laboratory flasks (Erlenmeyer flask, Round-bottom flask, Florence flask, Volumetric flask, Büchner flask, Retort) | Gas syringe | Graduated cylinder | Pipette | Petri dish | Separating funnel | Soxhlet extractor | Test tube | Thistle tube | Watch glass

  Results from FactBites:
 
Flask - Wikipedia, the free encyclopedia (131 words)
A vacuum flask or "thermos flask" designed to keep warm drinks warm and refrigerated drinks cold.
A hip flask, a small container used to discreetly carry a small amount of hard alcohol.
A laboratory flasklaboratory glassware holding larger volumes than simple test tubes.
  More results at FactBites »

 

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