Extech PH305 Temperature/pH/mV Electrode For Extech PH300, EC600, and DO700 Kits
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<b>[Product Information]</b><br>
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<li>Replacement pH/mV/temperature electrode</li>
<li>Compatible with DO700-9-in-1 portable dissolved oxygen meter</li>
<li>Compatible with PH300-3-in-1 Portable pH/mV/temperature meter</li>
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