Salinity Meter RZ118 Separation Tool The refresh rate is 1HZ

The refresh rate is 1HZ

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Salinity Meter RZ118 Separation Tool The refresh rate is 1HZThis refractometer is used in salt solution testing, seawater control industry and aquariums, oceans, fisheries, farms in the salt content of seawater, and low concentrations of salt in processed foods, or used to detect the specific gravity of the salt solution. Can also be used for medical institutions, university research and so on. If you grow your own fruit and vegetables to produce homemade pickles or to freeze, this refractometer will give you