Re: pH meters

From: Adam. Waterson ^lt;>
Date: 03/03/04-05:35:35 PM Z
Message-id: <>

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.

On Mar 3, 2004, at 6:13 PM, Sandy King wrote:

> There was some discussion on the list a while back re: the reliability
> of pH meters.
> Is there a common household substance that can be used to verify the
> accuracy of readings of these meters, and/or calibrate them?
> Sandy King
Received on Wed Mar 3 18:00:44 2004

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