[quote:96189143b1="Liquid-"]Right for the question: Can CaNO3 be used in aquaria?
or will the calium be to high?[/quote:96189143b1]
Calcilm nitrate Ca(NO3)2 has more NO3 than appreciable amounts of Ca.
Fish food, our tap water, sea-shells, egg-shells, coral chips should be an easier source of Ca.
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