Hanna 1500PPM Calibration Solution Pint (12/Cs)
TDS solution are produced with high-quality potassium chloride in various concentrations. They are standardized using a conductivity meter calibrated with NIST potassium chloride. The 1413 µS/cm solution is the one best suited for general use. This solution is also available in combination kits with the pH 7.01 buffer for the easy calibration of multiparameter instruments.
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