TDS 101 for the Freshwater Aquarium

TDS stands for Total Dissolved Solids or Total Dissolved Salts.  TDS is the measurement of all inorganic and organic dissolved solids in your water. This includes your important things such as calcium, magnesium and carbonate that you can measure using your kH, gH, pH kits. However, it also includes all the other dissolved minerals, salts and more. Basically anything that…

Read more