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Unread 02/05/2006, 04:43 PM   #1
susiQ
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Join Date: Jan 2006
Location: Hayesville, North Carolina
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ph dropping during cycling new live rock tank

My ph has dropped from 8.1 to 7.8 in three days. I can not read the alkaline measurement with the current tool I have and the Nitrites are running between 2-5ppm.
How do I get the Ph up? and how do I accurately read the alkalinity of this 55 gallon tank. I have no fish in and in my 2nd week of cycling the tank. Help please...thank you SusiQ


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Unread 02/05/2006, 08:18 PM   #2
bertoni
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A low pH during the cycle is common. A lot of the decay products are acidic. You could do some water changes to help.

What kind of alkalinity test do you have? I would think most of the standard kits would work.


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Unread 02/06/2006, 06:18 AM   #3
Randy Holmes-Farley
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Location: Arlington, Massachusetts
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Limewater is a good way to maintain pH and calcium/alkalinity through cycling.

This article has more

Low pH: Causes and Cures
http://reefkeeping.com/issues/2004-09/rhf/index.htm


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