Salifert GH - Freshwater Test Kit Fish Treatment Fritz 35ppt Calibration Fluid

Fritz 35ppt Calibration Fluid

Not to be used on fish intended for human consumption

5ppm Magnesiumm

Stays clear of algae buildup

and will not impact the biofilter

Salifert GH - Freshwater Test Kit Fish Treatment Fritz 35ppt Calibration FluidGH 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