Josh I just think of it this way.
every drop of is equal to 0.2meq/l.
I use hagen as well
so 16 drops =3.2meq/l
same as reef raf said I guess but i suppose it's how you think about it.
so now your levels look great!
With the hagen test kit's you have to make sure you shake #2 extremely well!
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No matter what the morrow brings, inventors keep inventing things.
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Jonathan
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