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Re: [APD] GH vs. PPM

On 9/28/05, Roger Miller <roger at spinn_net> wrote:
> Liz wrote:
> The problem is that some "other acids" can be measured as part of the KH.

Yep, the fact that KH measurements are hosed is a problem. :-)  The
problems with testing in general means that no amount of tests is
going to substitute for some "hard" knowledge and a lot of intelligent


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