Precision Hydro pH Buffer New and High Quality. Very potent. Only a few drops needed. Guaranteed to work. Add a little at a time, if your nutrient pH is too low/high in order to raise/lower the pH to the proper level. Can cause eye and skin irritation. Wear eye and skin protection while handling. Keep out of the reach of children.
T**.
Dont buy this crap
Not at all as described ph down was full ph up was half empty plus the not blue or orange there red like red and just white plus not worning label stating how acidic they are and my roomate almost put a hole in the floor with he silt some on a wet floor a big hole if it wasent a foreign product I would be failing a unsafe product..
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