The pH value is very important in fertilizer solutions.
Too high a pH generates insoluble combinations and too low a pH damages the roots.
Optimal pH value: 5.8 to 6.2.
Use: measure the pH value in the container after adding all the fertilizers.
Correct the pH too high with Hesi pH-.
Add small doses (if necessary, with drops).
Enter the amount for a later use.
Corrosive 59% phosphoric acid. Use the security measures contained in the package. Keep out of reach of children.