On Wed, 3 Mar 2004, Adam. Waterson wrote:
> You just need to get a pH buffer sol'n. They make them in a variety of
> pH, but the 7 is best for your meter. When I got my Hannah pH meter, I
> got a bottle of pH 7 buffer, and its worked reliably everytime.
Adam, could you tell more about the Hannah? How much it cost? where you
got it? Is it digital?
TIA,
Judy
Received on Wed Mar 3 21:54:52 2004
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