GIB pH Buffer 4 - 300ml - Calibration solution

GIB pH Buffer 4 provides accurate calibration of your pH meter.

• - Use regularly to keep your pH meter calibrated.
• - Helps to ensure accurate readings.
• - Any pH meter can be used.

It is necessary to calibrate the pH meter regularly to ensure accurate pH reading, so we offer you a buffer solution for your pH meter with an accurate and stable pH 4.0.
Its easy to use, just follow the instructions provided with your pH meter.