Thread: Help SPS corals dying slowly
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Unread 04/01/2017, 03:11 PM   #69
anthonys51
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Join Date: Nov 2008
Location: Kings Park, NY
Posts: 2,789
Up to 10ppm nitrates is ok for sps. I wouldn't purposely shoot thst high but .5 or 1ppm is fine. Either one is ok. To me as long as my test kits reads any nitrate I am fine.


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