Vitalink Essentials pH Buffer 7 250ml

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  • Regular price £4.00


Use VitaLink ESSENTIALS Buffer solution to calibrate pH meters. This pH 4 Buffer solution gives an accurate representation of the pH scale at pH4 to measure against. Use VitaLink ESSENTIALS Buffer 4 for a 2 point calibration scale. This will give an accurate range of measurement that hydroponic nutrients work within.

Perfect for use with the ESSENTIALS pH meter