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Salifert Potassium Reef Test Potassium concentration in natural seawater is approximately 400 ppm.
Many aquarists have reported that a low potassium value reduces colors in corals. This can be corrected by increasing the potassium value to the normal natural concentration.
Now you can accurately measure this value with the new Salifert Potassium Reef Test kits.
Potassium ( K ) level is found to be one of the important elements in a reef tank especially in a stony corals tank. A low level of potassium level might cause the drop in color of the corals, and it is advisable to maintain the level at between 4…