A weighing bottle, also called a weighing flask.
Its main characteristics are:
Type of laboratory glassware: This is a piece of laboratory equipment commonly used for accurately weighing solids or small quantities of liquids.
Material: Generally made of borosilicate glass (Boro 3.3) for its heat resistance and chemical stability.
Stopper: It is equipped with a ground-in stopper (or milled sealing plug) to ensure a tight seal, preventing the absorption of moisture or carbon dioxide by the reagent and minimizing evaporation.
Dimensions: The numbers “30×50” in the image indicate the dimensions of the bottle, namely 30 mm in diameter and 50 mm in height.


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