Quote:
Originally Posted by IslandReefer
One suggestion is that if anyone ever doubts the accuracy or viability of any test (or a new box), use a standard control. I use I.O. @ 1.025 (mixed overnight) for alk, Ca, and Mg..the values are very close from batch to batch.
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Sounds like a good plan. What are the values of Ca, Alk, and Mg for IO salt at 1.025 s.g.?