Aquarium Salinity Refractometer with ATC Function,Saltwater Test Kit for Seawater, Pool, Aquarium, Fish Tank.Dual Scale: Specific Gravity & Salt Percent

Price: $20.99 - $19.88
(as of Jul 12,2023 02:33:10 UTC – Details)
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WIDELY USE – Can be used for Aquariums, Marine Monitoring, Agricultural, Gardening & Educational Purposes.
EASY , ACCURATE & AFFORDABLE – This refractometer is more accurate and easier to use than traditional hydrometers, more affordable than digital refractometers.
DUAL SCALE — Provides reading of 0-100PPT(parts per thousand ) and corresponding specific gravity range 1.000 to 1.070. You can get the both result at just one test.
AUTOMATIC TEMPERTURE COMPENSATION –The build-in Automatic Temperature Compensation feature makes it get consistently accurate reading, no need to control the liquids temperature deliberately, just make sure it’s at roomtemperature .