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Re: Potassium concentration

Hello Mixalis,

If you know your Total Hardness, then the Potassium concentration will
be about  80% of your TH (in ppm).



> > I have a 55 gal, moderately planted tank that is at the end of a fishless
> >  cycle. I'm about to put together a PMDD formulation. Any water that comes
> >  from my taps has been routed through a water softener, which is
> unfortunate,
> >  but there's nothing I can do about it since I live in a rental property. I
> >  use potassium chloride pellets in the softener instead of sodium chloride.
> >  In formulating a PMDD recipe, should I leave out potassium?
> >
> It would be nice to know exactly how much potassium is being added to your
> water.  Also, when you don't add potassium nitrate, you lose the nitrate
> component, which can be a problem if you have plants only and no fish in your
> water.  Can you get the landlord to tell you who manufactured the water
> softener?  Perhaps they can tell you how much K+ is in the water.  Or, you
> could always get a K+ test kit and just measure it.