Hanna Checkers
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Randy Holmes-Farley
Reef Chemist
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My Tank Thread
I'm not sure which (if either) is accurate, but it would be uncommon for a reef tank to jump more than 2 ppm phosphate in a month.
Tphill
Active Member
I think I tend to trust the Hanna PO4, at least for relative increase. I have been feeding a bit more often, but smaller amounts. The total amount fed per day hasn't increased much at all. I'm only having to clean the glass about once a week, and what algae was in the tank has been fading over the past few weeks.
OP
OP
So I figured out the problem with the ultra low phosphorus checker. I tried using the newer cuvettes from the phosphate checker and the results have more in line with the Phosphate 0.00. The phosphorus checker is now reading between 5 and 10
