A hydrometer is an instrument used to measure the specific gravity or relative density of liquids. The ratio of the density of a particular liquid is measured by its relationship to the density of water. The hydrometer is designed to be placed into the liquid filled hydrometer jar.
|804-1||heavy liquids 1.000 - 2.000||300mm||0.01|
|804-2||light liquids 0.700 - 1.000||300mm||0.01|
|804-3||universal liquid 0.700-2.000||380mm||0.01|
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