Growth Technology pH Buffer 4

Growth Technology pH Buffer 4 is a pH 4.00 calibration solution used to calibrate pH meters, pH pens, monitors, and controllers. It is not a pH adjuster for nutrient solutions.

Key features

• Fixed pH: 4.00
• Purpose: Calibrates pH meters for accurate readings.
• Available sizes: 300 ml. 

How to use it

1. Pour a small amount into a clean container (never insert the probe into the original bottle).
2. Rinse the pH probe with distilled or clean water.
3. Place the probe in the pH 4 buffer.
4. Calibrate your meter according to the manufacturer's instructions.
5. Rinse the probe after calibration.
6. Discard the used buffer—do not pour it back into the bottle to avoid contamination.