The Planted Tank Forum - View Single Post - How to calibrate my ph meter?
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post #11 of (permalink) Old 11-26-2012, 01:23 AM
Algae Grower
Join Date: Sep 2012
Location: b/cs texas
Posts: 55
for work we use, you can call them and talk to the techs, tell them what you have and need for, they can direct you to what you need.
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