Thread: PH meters
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  #6  
Old 01/11/2008, 10:46 AM
Randy Holmes-Farley Randy Holmes-Farley is offline
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Join Date: Apr 2001
Location: Arlington, Massachusetts
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Whatever brand you choose, make sure it has 2 point calibration, and reading to 0.01 instead of 0.1 is desirable.
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Randy Holmes-Farley