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OF Hydra 30 Internal Filter
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12-09-2011, 05:04 PM
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PNT Guy
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Join Date: Jun 2009
Posts: 1,275
Quote:
Originally Posted by
Qian Hu
Only 5mA passes through the cata Pure and it will not affect the Ph reading of the tank significantly.
How significant will it be? Like 0.1pH or?
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