GHE UP pH regulator - 1 L is used to raise the pH, it is very helpful for growers who use water that is demineralised or has passed through an osmosis filter. This new version contains silicate.
The lack of silicate can be a disadvantage in hydroponics. Because of its limited solubility, it is difficult to add enough in the nutrient solution. This is why it is advisable to add it to products whenever possible.