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ph down 1l

ph down 1l



1 litre of 81% phosphoric acid used to lower the ph of nutrient solutions.

Essentials pH adjusters work simply by altering the pH of a solution. If the current pH is at 5 (slightly acidic) a solution of alkaline (pH UP) is added to raise the solution to the desired level. This also works in reverse. Essentials pH UP and DOWN are supplied in 2 strengths.

Standard pH adjusters, highly concentrated and favoured by professional growers using large reservoirs.

pH UP potassium hydroxide 50% strength
pH DOWN phosphoric acid 81% strength. 

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