- MERCK pH Buffer Solution is essential for measuring the pH level of any substance with a meter and electrode.
- pH Calibration Solution is ready to use and does not require dilution.
- The product comes in a heavy-duty gallon container. No need to worry about leakage during shipping
- Easy Calibration and works with all pH meters
- MERCK professionally-made pH buffer is stable and resistant to change, so you can obtain accurate results every time.