tds meter

• HM Digital DM-1 In-Line Dual TDS Monitor, 0-9990 ppm Range, +/- 2% Readout Accuracy

  

  Go to see$29.40

• TDS Meter - EC Meter & Temperature. Digital Aid Combo Test Meter. 0-5000 ppm - Best Water Tester for knowing the Quality of your Water Filter, Purifier or Reverse Osmosis Systems. Professional Quality loved by Amateurs!

  

  Go to see$21.42

• Etekcity® Handheld ±2% High Precision TDS Meter 0-9990ppm(mg/L) Measurement Range 1ppm resolution TDS (total dissolved solids) Water Quality Tester Meter with ATC(Automatic Temperature Compensation), Water Quality/purity, for aquariums,swimming pools, water filters, for home and laboratory use (Batteries Included)

  

  Go to see$6.99

• HM Digital COM-100 Waterproof Combo Meter for EC, TDS and Temperature, 1-Pack

  

  Go to see$59.95

• HM Digital 1000ppm TDS Calibration Solution

  

  Go to see$5.00

• HM Digital TDS-4TMA Pocket Size TDS Tester Meter for Freshwater Aquariums with Digital Thermometer, 0 - 9990 ppm TDS Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy

  

  Go to see$19.87