On Mon, 22 Dec 2003 10:23:48 -0500, "Pittie"
wrote:

PS I dont really want to mess with baking soda due to poor buffering
capacity at pH values below 7.

carbonate is the main buffer in the water. Baking Soda is sodium
bicarbonate. It will buffer the exact same, regardless of your pH.

But, as you raise the buffering, you raise the pH. Maybe this is the
point you are misunderstanding?


Chuck Gadd
http://www.csd.net/~cgadd/aqua