02-17-2013, 12:14 AM
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On Hiatus
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Join Date: Oct 2011
Location: Burnaby, B.C.
Posts: 4,890
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Thanks for the nice comments
For NO2-3 and PO4 I've been using Seachem
It's fairly clear to me the NO2-3 kit is accurate as my corals were paling and growing thinly
I would like to try a Hanna PO4 colorometer when I have some spare cash
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