Thread: Loosing large SPS colonies
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Old 05-12-2015, 05:55 AM
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Aquattro Aquattro is offline
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You should probably test NO3. If it's steadily increased over the years, it could reach critical levels. PO4 is even a bit high IMO. I aim for 0.00, hoping to be under 0.03ppm. NO3, I aim for less than 1ppm
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