Ph-53 By Milwakee instruments used for testing water, and and other bodies of aqueous solution.
The Milwaukee pH53 is an accurate and reliable waterproof tester for any laboratory assignment. It offers auto 1 or 2 point calibration, conductivity TDS probe, 0.1 pH, 0.1C / 0.1 F resolution, and accuracy of 0.02 pH, ± C / 2F. REPLACEABLE Milwaukee Ph 53 MA73047 pH ELECTRODE
This is a great portable digital ph tester
MA9004: pH 4.01 MilwaukeeCalibration Solution, 220mL Bottle
MA9007: pH 7.01 Calibration Solution, 220mL Bottle
MA9010: pH 10.01 Calibration Solution, 220mL Bottle
MA9015: Storage Solution, 220mL Bottle
MA9016: Electode Cleaning Solution, 220mL Bottle