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Old 12-31-2007, 05:54 AM
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<0.03, common problem think of it as a fertilizer for algae.

Here's a good article that sort of explains many of the parameters we test for and what levels to try to maintain them at.

http://www.reefkeeping.com/issues/2004-05/rhf/index.php

Last edited by mark; 12-31-2007 at 05:56 AM.
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