PH Buffer 4

£4.99£9.99
£4.49£8.99

PH Buffer 4 provides a standard pH4 solution for calibrating pH meters.

To maintain your meter, whatever its name, you will need this calibration fluid.

Use this product in accordance with the instructions provided with your nutrient meter.

Check your meter regularly with the fluid to ensure continued correct readings.

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SKU: ph-buffer-4 Category: