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HM Digital TDS-EZ Water Quality TDS Tester, 0-9990 ppm Measurement Range , 1 ppm Resolution, +/- 3% Readout Accuracy
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Digital TDS Meter With Temperature & Water Quality Measurement Measure 0-9999ppm at Rs 185 | Handheld TDS Meter in Ambattur | ID: 20100329597
TDS Meter
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HM Digital TDS-EZ Water Quality TDS Tester, 0-9990 ppm Measurement Range , 1 ppm Resolution, +/- 3% Readout Accuracy
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HM Digital TDS-EZ Meter, Handleld Water Tester
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TDS and pH — Safe Drinking Water Foundation
TDS Meter Digital Water Tester Professional 3-in-1 TDS,Temperature EC Meter | eBay
TDS Meter Digital Water Tester, Professional 3-in-1 TDS, Temperature and EC Meter with Carrying Case, 0-9999ppm, Ideal ppm Meter for Drinking Water, Aquariums and More - Walmart.com