why wont it disolve !

[Myka]

Originally Posted by dcw1sfu

As you stated you are using Sodium Bicarbonate in which case Randy's 2 part recipe calls for a little over 1 cup of sodium bicarbonate for the alkalinity portion and between 1 cup and 1.25 cups of calcium chloride for the calciup part.

Yeah, this.

Also, in addition to heating the water, I also use a cheap MaxiJet powerhead to help mix the bicarbonate.