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Re: Aquatic Plants Digest V3 #900

Hi James, et al,
A cheap easy source for CaCO3 is in your local winery supply shop...  they
usually sell powered CaCO3 for wine-making.  And since it is for human
consumption, it meets high human food regulations; it will not contain
contaminants that are harmful for your fish!

James Purchase wrote:
>Calcium Carbonate is available from
>any pharmacy (look in the section carrying nutritional supplements). I
>a tablet using a mortar and pestle and then add it to the aquarium to keep
>my Calcium levels up.