ph down ghe 5 litres of general hydroponics europe , helps to lower the ph of the water nutrient solutions , a product cooncentré to 50% of the acid phosphoric and effective
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If using during the growth and bloom, PH DOwn GHE is a unique blend of acids and organic buffers which lower and stabilize the PH of your water.
In addition, it helps to regulate the level of calcium, provides your plants with an additional nutrient and can be used for the cleaning of your systems and of your pots