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Old 01/06/2008, 11:47 AM
mmotown mmotown is offline
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Join Date: Sep 2004
Location: Dallas TX
Posts: 784
Quote:
Originally posted by marsh
I believe according to directions of the MRC dual chamber Ca reactor that 2nd stage effluent will be .3-.5 pH units greater than the 1st chamber. So it sounds like you are OK.

One suggestion...get a pH controller...put the probe in the 1st chamber and regulate to your desired pH ~6.5-6.6. Then follow the online Ca setup calculator in the chemistry forum.
My tank PH is 8.1-8.3. My effluent seems to rise during the day. It's at 7.3. I don't want to overload my system with C02. What will excess C02 do?