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In laboratory equipment, a beaker is generally a cylindrical container with a flat bottom. [1] Most also have a small spout (or "beak") to aid pouring, as shown in the picture. Beakers are available in a wide range of sizes, from one milliliter up to several liters .
Laboratory glassware may be made from several types of glass, each with different capabilities and used for different purposes. Borosilicate glass is a type of transparent glass that is composed of boron oxide and silica, its main feature is a low coefficient of thermal expansion making it more resistant to thermal shock than most other glasses ...
Laboratory drying rack can contain and dry up various types of laboratory glassware such as beaker, Erlenmeyer flask, volumetric flask, and graduated cylinder. Laboratory drying rack is usually used to dry up the tube in the laboratory; for example, it can help in drying test tube, boiling tube, and Thiele tube.
A watch glass is a circular concave piece of glass used in chemistry as a surface to evaporate a liquid, to hold solids while being weighed, for heating a small amount of substance, and as a cover for a beaker. When used to cover beakers, the purpose is generally to prevent dust or other particles from entering the beaker; the watch glass does ...
Pages in category "Laboratory glassware" The following 84 pages are in this category, out of 84 total. ... Beaker (laboratory equipment) Boiling tube; Boston round ...
This process is also used to pour a large-mouthed flask or beaker into a test tube. [4] Glass rods can also be used to induce crystallization in a recrystallization procedure, when they are used to scratch the inside surface of a test tube or beaker. They can also break up an emulsion during an extraction. [5] Stir rod in beaker