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ph - alk

  1. General Reef Discussion
    My Ph is at 8.5 - 8.6 testing with Hanna hi PH, TDS, temp meter. The meter is supposed to be very percise, PH had been stable (8.3) since tank set up (four and half months now). Had gone through diatom bloom four weeks ago has completly cleared. Now seems some possibly hair algea is blooming...
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