Water analyzer instrument supplier in China
Online water quality analyzer provider in China: 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-…