€5.00
Vitalink Essentials Calibration Buffer PH7 Solution 250ml Control Hydroponics Essentials Calibration Buffer PH7 Solution 250ml Control Hydroponics 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. [...]
€7.00
Essentials pH Test Kit Wide Spectrum Ph Control Hydroponics Our ESSENTIALS pH Test Kit is good for 150 tests. At a rate of 3 tests per week, it will last one year. This makes it excellent value for money. Covers a pH range of 4 – 8.5 measuring in 0.5 increments.