Brightwell Aquatics Remineraliz, 250 ml / 8.45 oz
 
Provides a beneficial ratio of potassium, calcium, magnesium, and sodium: vital elements to overall health of fishes, invertebrates, and many aquatic plants
Adds Minerals to Distilled, Deionized, or Reverse Osmosis Water for Freshwater
May be used to establish water parameters in aquaria filled with purified water, to replenish depleted elemental concentrations in aquaria that rarely receive a water change, and to re-establish beneficial mineral concentrations following large water changes