VitaLink ESSENTIALS pH Down is a concentrated acid (81% phosphoric acid). Used to adjust the pH of nutrient solutions. At first measure the PH of the nutrient solution. Use a small amount of PH down as needed.
Available in 250ml and 1L bottles. Available in pH Down Easy for a more gradual change in pH.
Available in PH up
Keep using in small controlled doses to lower the pH of nutrient solutions. Mix thoroughly and measure with a calibrated pH meter until you attain the desired pH reading. Ideal for adjusting large volumes of nutrient solution.
