The specific gravity, or relative density, of a substance is the ratio of the density to that of a standard substance, usually water at 4 °C. The relative density of a liquid can be determined by ...

Accurate Sugar Measurement: This digital refractometer provides precise sugar content readings for various liquids, making it suitable for winemaking, agriculture, and food production. Automatic ...

Kernco Instruments Co Inc's Model 1016 battery/antifreeze tester is a hand-held refractometer designed to indicate specific gravity, freezing point temperature, Kernco Instruments Co Inc's Model 1016 ...