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Old 01/10/2008, 03:53 PM
Randy Holmes-Farley Randy Holmes-Farley is offline
Reef Chemist
 
Join Date: Apr 2001
Location: Arlington, Massachusetts
Posts: 52,068
Your alkalinity is less than 300 ppm calcium carbonate equivalents, but above what value? Or do you mean it is 300 ppm?

If so, I'd let it drift down a bit.
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Randy Holmes-Farley