Thread: Controlling ph
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Old 07-30-2010, 08:32 PM   #15 (permalink)
beaslbob
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Default Re: Controlling ph

Quote:
Originally Posted by flyin-lowe View Post
The pH straight out of my RO unit is under 7. After 24 hours it goes to 8.2, the same as my well water. I don't know all the science behind pH but I'm guessing that the RO process doesn't permanently change it because after 24 hours it test the same as my well water does after 24 hours.
My fish and plants look a lot better since I went to the 75%RO water 25% well water.
again carbon dioxide lowers pH and when it outgasses the pH rises.

Hence your low initial pH that rises in a day or two.
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fw leiden since 1979, fo salt since 1979, mixed reef 55g 2002-2009. Strong emphasis on the tank taking care of itself. Balanced with plant life, no water changes, tap water, no filters in FW. Only dosing calcium, alk, mag in marine reef tanks. http://www.aquariumforum.com/f15/my-...ods-26410.html
recent tanks (till 2009) 7 years- 10g FW leiden 7 yrs, 55g mixed reef 7, 2 yrs, 20g FW leiden, 10 g fw leiden , 29g mixed reef, current tank 55g leiden
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