Salifert GH - Freshwater Test Kit Fish Treatment - 13% ammoniacal nitrogen

- 13% ammoniacal nitrogen

then add according to need

Fritz 35ppt Calibration Fluid

Connect both a REEFER DC Skimmer and a ReefRun DC Pump to your ReefRun Dual Controller

Salifert GH - Freshwater Test Kit Fish Treatment - 13% ammoniacal nitrogenGH is measured in dGH (degrees of GH) and ppm. It measures the amount of calcium and magnesium ions in the water. In other words, how hard or soft your water is. It is an indication on whether your aquarium water has enough minerals(Magnesium, calcium etc.) and or salts that are essential for health and growth of your fishes and even plants. Ideally, freshwater aquariums have a GH between 4 8 dGH (or 70 140 ppm). A change in GH levels may also be