Dymax Refractometer

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A reliable, manual alternative to digital salinity testers trusted by reef hobbyists for consistent accuracy. Easy to Read Dymax RF-20 Sea Water Refractometer Salinity refers to th e amount of salt concentration in water. Different salt content in the solution results in different refractive indexes, which are also known as salinity readings. The Dymax RF-20 Refractometer is a device that measures the salinity of salt content in water by using a mathematical algorithm to calculate the measured refraction against its concentration for a specific liquid. This device is made of high-quality anti-corrosion material, providing reliability and instant, accurate salinity readings due to its high-resolution display, designed for the relevant range of reef aquariums. Features: Instant Salinity Reading Quality Corrosive Resistant Materials Maximum Accuracy High-Resolution Display Includes: Refractometer Calibration Screwdriver Pippet Calibration Solution Cleaning Cloth Add Calibration Solution for Accurate Readings (+$22.99) WARRANTY CoralVue, Inc. and Dymax hereby guarantee this product to be free from defects in material and workmanship for a period of: 1 Year Warranty is activated on the date of purchase. Show more