28ppt Salinity Calibration Fluid (100mL)

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Single-Use 28 PPT Seawater Reference For precise calibration of refractometers, hydrometers, and salinity/conductivity equipment, CoralVue Salinity Reference Solution is highly rec ommended. This solution, denoted as 28PPT, is one of the two necessary components for calibrating HYDROS Salinity Probes. Show more