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Old 08/17/2004, 09:31 PM
Randy Holmes-Farley Randy Holmes-Farley is offline
Reef Chemist
 
Join Date: Apr 2001
Location: Arlington, Massachusetts
Posts: 52,068
I've never suggested sand as a way to reduce phosphate. It's there for NITRATE, guys.

FWIW, I don't think it does anything in my refugium because IMO the macroalgae gets the nitrogen and phosphorus.
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Randy Holmes-Farley