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Extech PH90 Waterproof pH Meter
$107
Model :
- PH90
Rugged waterproof (IP57) housing with Flat Surface Electrode for measuring pH in liquids, semi-solids, and solids. Does not break or get junctions clogged like the traditional glass bulb electrodes. Easy to replace sensor is perfect for field or lab use.
Brand: Extech
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