RAW Calcium/Mag 9-0-0 - 2 lb Air + Water + CO2 you then then to measure

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RAW Calcium/Mag 9-0-0 - 2 lb Air + Water + CO2 you then then to measureRAW Calcium Mag contains 15% calcium and 3% magnesium. RAW Calcium Mag has optimized the ratio of each element in a Water soluble formulation of calcium nitrate and magnesium sulfate so that it doesn't leave the media salty. This product is a stand alone Calcium Mag supplement. Do to its low dilution rates a little RAW Calcium Mag goes a long ways. Its also ideal for preventing deficiencies, treating deficiencies and for creating optimal recipe