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Re: [APD] Storing large amounts of RO water & reconditioning RO water

Vaughn Hopkins wrote:
> It is GH that is affected by the Ca and Mg.  KH is measures carbonates 
> or bicarbonates instead of Ca and Mg.  You could use baking soda to get 
> more KH, but that adds more sodium too, so CaCO3 would probably be 
> better.

Yep. That's why I went looking for calcium carbonate and magnesium 
carbonate the first time I was faced with this issue. Sure, calcium 
chloride dissolves faster, but why not kill two birds with one cheap stone?

Jerry Baker
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