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ph problems need help

  1. General Reef Discussion
    I got a test kit and my ammonia was at 0 and my nitrates are at 0 but my ph levels are at 7, should they be at 7, or at 8?
  2. Tank Specs
  3. General Reef Discussion
    i have the red sea ph test kit the color the test tube turns to is not on the chart (blue) what does that mean too high or too low need help