Freedom Farms Formula1 Part B (CalMag)

Cal-Mag compensates for deficiencies in calcium and magnesium. Use with pure, distilled, or reverse osmosis water. Tap water genersally has an abundance of calcium and magnesium in it. The majority of the PPM, or EC reading, you obtain from a measurement device is Cal-Mag. Ideal for coco-based and hydroponic systems. 

Directions for use:

Add 2 parts essential (2ml/L) and shake well. Add 1 part Calmag (1ml/L) and mix well.