Extech RE305 ORP ExStik Electrode Module
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<b>[Product Information]</b><br>
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<li>Easy to clean, rugged flat surface pH electrode</li>
<li>Interchangeable with ExStik Chlorine or ORP meters</li>
<li>Complete with protective connector cap</li>
<li>Measures in liquid, semi solids and solids</li>
<li>ATC via built in PT-100 Ohm sensor</li>
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