Subject: Recently I bought a pH meter for my garden soil. How does it work?
Date: Thu Jul 8 10:01:01 1999
Posted by tim stallman
Grade level: nonaligned
City: Jefferson City State/Province: MO
Area of science: Chemistry
It consists of a meter reading 1 to 14 attached to a metal rod,
which is inserted into the ground. I am familiar with lab grade
pH meters and this does not use the half cell principle. There
is no porous membrane. It is suprisingly accurate! It only works
if the soil is damp.
Re: Recently I bought a pH meter for my garden soil. How does it work?
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