03-19-2010, 09:05 PM
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Originally Posted by toonyace316
Added supplements for Calcium and Alk.
These results look good. The Alkalinity is at the bottom of the acceptable range, but Calcium is still in a good range. What dosing system do you use? That Nitrate reading is probably insignificant. DOC's can mess with the Alkalinity, so if you were to have a Nitrate problem, falling Alkalinity would be a precursor to this. Does your Calcium stay around 420pp, while Alklinity needs heavier dosing?