Measuring the pH is only useful if you are sure your pH meter shows the correct reading, so it is important that you calibrate the meter regularly. pH meters have a sensitive electrode that may become unbalanced. The calibration should always be done accurately with clean calibration fluid. This calibration solution has a pH of 7.01.
Weight (including package): 300 grams Dimensions: 10.0 x 4.0 x 4.0 cm (Height x Width x Depth) |