yes alk is what usaly goes first. i had a heck of a time teying to keep my alk at 9-10 so i left it at 8 all the time.... once you get the Alk to a stable level and the Ph and Cal will all work its self out.
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180 starfire front, LPS, millipora
Doesn't matter how much you have been reading until you take the plunge.
You don't know as much as you think.
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