Online turbidity analyzer wholesale factory today
Top rated online water quality analyzer factory: pH Calibration – Use Buffer Solutions: These are reference liquids with known pH values, typically pH 4.01, 7.00, and 10.01. Rinse the Electrode with distilled water, then dip it into the pH 7.00 solution. Wait for the reading to stabilize, then press “Calibrate” or “Enter”. Repeat with pH 4.01 and/or 10.01 for two-…