Greens Horticulture - Serving Growers All Over The UK

Ionic / Growth Tech. pH Pen Calibration Fluid

  • From £2.95
Available | Usually dispatched within 24 hours
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For use in calibrating all pH pens, pH Buffer 4 and pH Buffer 7 available in 300ml and 1l bottles.



Calibration of all measuring equipment should be performed weekly to ensure accuracy with critical nutrient solution measurements.
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