ulr

  1. jsargent1

    Testing Dry Goods Hanna checkers

    Hanna checkers I have left, they have all good reagents except dkh. Most only used one time. Still have plastic on the screens Nitrate HR Nitrate LR Phosphate LR Phosphate ULR (2) Dkh (2) $35 plus shipping Discount for multiples
  2. Semper.Reefing

    Hanna Phosphate ULR

    Hey everyone. I just received my Hanna checker and honestly, I’ve confused myself on what phosphate level i should be shooting for. I keep reading that I need to be around .02. Today I tested with a .28 and started panicking. But I have no algae problems and my corals looks fine. If this level...
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