The Planted Tank Forum - View Single Post - Raising Phosphate Level
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Old 12-28-2012, 12:08 PM   #6
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Originally Posted by plantbrain View Post
The test should read at least 5-6ppm PO4 after dosing, say 1 hour etc.
I dose 1 tsp 2-3x a week on my 180.
Tom, are you saying that the test should be done approx one hour after dosing to get the most accurate reading?
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