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Old 01/07/2008, 08:36 AM
Randy Holmes-Farley Randy Holmes-Farley is offline
Reef Chemist
 
Join Date: Apr 2001
Location: Arlington, Massachusetts
Posts: 52,068
There is no need to use it for nitrite and nitrate, as neither is toxic to marine fish. Ammonia is another story, and it is a good emergency treatment for elevated ammonia.
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Randy Holmes-Farley