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Re: Carbon uptake
>Date: Fri, 02 Apr 1999 12:15:33 -0800
>From: Dave Gomberg <gomberg at wcf_com>
>since the bicarbonate ion is dominant
>at most aquarium pHs (6.5-9) (with increasing importance of the carbonate
>at lower pHs) the binding of carbon into CaCO3 is to the net detriment of
>plants, especially aquatics. This point is discussed in some detail on
You might recheck your references, Dave. Bicarbonate is predominate at
lower pH (pKa= ~7) and carbonate is predominate at higher ph (pKa= ~10).
George Booth, Ft. Collins, Colorado (booth at frii_com)
Back on-line! New URL! Slightly new look! Same good data!