Precision hydroponics ph up Down kit Control General Buffer Combo (2oz, Up&Down)
Brand: Precision Hydro
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.
New and High Quality.
Very potent. Only a few drops needed.
Guaranteed to work.