Thread: Water Changes?
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Old 01/21/2008, 05:05 PM   #14
Randy Holmes-Farley
Reef Chemist
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Join Date: Apr 2001
Location: Arlington, Massachusetts
Posts: 86,233
It is the equilibration of CO2 to stabilize pH that is one factor that takes time. It may rise or lower with aeration, depending on the starting mix and the home air CO2 levels.

Oxygenation is also important in many applications.

Most other changes are just folks speculating, IMO...

Randy Holmes-Farley

Current Tank Info: 120 mixed reef
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