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Equipment Discussion for Saltwater and Reef Aquari
Aquarium Controllers
Apex pro won’t stay calibrated
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<blockquote data-quote="ShepherdReefer" data-source="post: 11000464" data-attributes="member: 141967"><p>We have two systems. One PH probe reads close to the other testers, and the other does not. I use that as a reference point and know when it reads 8.1 that, it is reading 8.4.</p></blockquote><p></p>
[QUOTE="ShepherdReefer, post: 11000464, member: 141967"] We have two systems. One PH probe reads close to the other testers, and the other does not. I use that as a reference point and know when it reads 8.1 that, it is reading 8.4. [/QUOTE]
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Equipment Discussion for Saltwater and Reef Aquari
Aquarium Controllers
Apex pro won’t stay calibrated
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