Re: [CH] CH Inexpensive PH meter
T. Matthew Evans (matt.evans@ce.gatech.edu)
Mon, 13 Aug 2001 10:36:32 -0400 (EDT)
Quoting Robert Farr <rbfarr@erols.com>:
> Dannie:
>
> Try the Cole-Parmer pH meter - last year, about $109.
>
> That's the cheapest best meter you're going to find. You'll also have
> to invest in pH buffers to calibrate the meter. A couple pouchs will
> come w/ the meter; you'll need to buy more after about a year.
>
I'm not familiar with the C-P meter, but make sure you get one with a two-point
calibration (slope and intercept) as the are SIGNIFICANTLY more accurate and
reliable....
Matt
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