pH and TDS Meter Combo, 0.05ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3- - Measuring Tools & Sensors - Miami, Florida | Facebook Marketplace | Facebook
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TDS Meter, 3 in 1 TDS, EC & Temperature Meter, Accurate & Reliable PPM Meter, Digital Water Testing kits for Drinking Water Quality, Tap, Well, Swimming Pool, Aquarium, RO/DI System, Hydroponics -
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3 in 1 PH Meter with TDS/Temp Meter, TDS Water Tester ±0.05 PH High Accuracy with 0-14 PH Measurement Range: Amazon.com: Industrial & Scientific
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Amazon.com: HM Digital TDS-EZ Water Quality TDS Tester, 0-9990 ppm Measurement Range, 1 ppm Resolution, 3% Readout Accuracy,Purple : Industrial & Scientific
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Amazon.com: High Quality Water Test Meter. Professional TDS EC & Temperature Meter. 3-in-1. Lifetime Guarantee! Accurate and Reliable Water Test Meter. With Protective Leather Case. : Industrial & Scientific
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