Phosphoric Acid 85% | Food Grade Fertilizer | Hydro DIY pH Down is a fully water-soluble source of phosphorous, and also make a great pH down.

Phosphoric acid, also known as orthophosphoric acid or phosphoric (V) acid, is a mineral (inorganic) acid having the chemical formula H3PO4. Orthophosphoric acid molecules can combine with themselves to form a variety of compounds which are also referred to as phosphoric acids, but in a more general way. The term phosphoric acid can also refer to a chemical, or reagent, consisting of phosphoric acids, usually orthophosphoric acid.

Phosphoric Acid 85% is a FOOD GRADE product. This product is used to add phosphorous (P) to a concentrate, or directly to your reservoir. Phosphoric Acid 85% is also a great way to lower your Ph, or make your own Hydro DIY pH Down

Phosphoric Acid 85% is suitable for preparation of fertilizer blends and for production of liquid f