Oakton ECTestr 11+ multi-range, cup-style pocket conductivity tester from Cole-Parmer United Kingdom
PH and conductivity meters
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Graphite 4-Electrode Large Measure Range Conductivity/TDS/Salinity/Resistivity Sensor for Industrial Sewage Treatment PLC - China Water Purifier, Industrial Waste Water | Made-in-China.com
Electrical Conductivity Meter for Water, 200mS/cm, DC 9V | ATO.com
0- 1000 cm In 5 Range Digital Conductivity Meter For Water Testing, For Laboratory, Model Name/Number: Sti 475 at Rs 3850 in Panchkula
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HI-8733N portable EC - Laboratory Analysis
0-4999ppm TDS Ppm Conductivity Meter 0-4999ppm Measuring Range Hydroponics | eBay
Pocket Conductivity Meter, Up to 20 Ms
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