Description

A specific gravity hydrometer is a laboratory instrument used to measure the specific gravity of liquids, which is the ratio of the density of a substance to the density of a reference substance, typically water.

The specific gravity hydrometer consists of a glass tube with a weighted bulb at the bottom and a graduated scale marked along the length of the tube. To use the hydrometer, is placed in the liquid being measured and allowed to come to rest. The specific gravity is then read from the scale where the liquid level intersects with the graduations.

Specific gravity hydrometers are commonly used in a variety of applications, including brewing, winemaking, and chemical analysis. In brewing and winemaking, specific gravity measurements are used to monitor the progress of fermentation, while in chemical analysis, they are used to determine the composition and properties of a liquid sample.

Overall, the specific gravity hydrometer is a simple but essential piece of laboratory equipment that provides a quick and accurate measurement of the specific gravity of liquids, allowing for precise control and analysis of a wide range of applications.