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My nitrates are a bit high at about 15ppm, and phos is where I want it, around .08.
How do I lower nitrates and keep phosphates where they are? I read Nopox may work or should I try Tropic Marin NP Balance?
How do I lower nitrates and keep phosphates where they are? I read Nopox may work or should I try Tropic Marin NP Balance?