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Conductivity Hand Held Meters|
 | Conductivity and TDS tester - LU-PCD431All-in-one tester for TDS and conductivity - pocket sized and waterproof! 2 ranges : 2,000 µS, 20 mS for conductivity and 2 ranges: 20,000 ppm, 2,000 ppm for TDS Product Details |  | Multi-function Water quality meter Conductivity, TDS, pH, ORP, DO, Salt- LU-WA2017SDpH, ORP, DO, CD, TDS and Salt - multifunction water quality meter /logger WA-2017SD - in base configuration includes Conductivity probe - SD card is optional Product Details |  | Salt Meter pocket style - Lutron LU-PSA311Low cost, hand held digital salt meter 0-12% in waterproof rugged enclosure. Product Details | |