Arduino ph monitor

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hi i'm trying figure out how setup ph meter through arduino data logging through ethernet connection. have been looking while , haven't found much. hoping suggestions and/or ideas when comes approaching this. thanks

what want measure?

something might useful you?

http://www.ebay.com.au/itm/liquid-ph0-14-value-sensor-module-bnc-ph-electrode-probe-for-arduino-/201477251356?hash=item2ee8fae11c:g:t2oaaoswnphwxkqn


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