Water Quality Meters

836-1 Digital Conductivity TDS 0~1999ppm 0~19.99ppt Meter, ATC, 0~1999µS 0~19.99mS C/F

Regular Price $24.90

837-1 Salinity & Temp Meter, Pen Type Salt Water Quality Tester ATC NaCl 0~70 ppt for Saltwater, Hydroponics, Pool

Regular Price $27.11

837-3 Pentype TDS / Salinity / Temperature Tester Water Quality Meter with ATC

Regular Price $23.90

8403 Professional Digital Large LCD Dissolved Oxygen DO Meter Tester

Regular Price $166.86

868-5 Waterproof pH meter with Temperature + Auto Calibration

Regular Price $24.73

868-9 Waterproof Pen type pH 0-14pH Temperature Meter ATC Digital Tester, Thermometer, 1-Touch Multi-Calibration with Pouch, Auto Buffer Solution Recognition

Regular Price $43.09

869-0 Waterproof 2-in-1 pH & Temperature Meter, ATC, Digital Water Quality Testing Tester w/ ±0.05pH Accuracy, for Spa, Aquarium, Pool, Laboratory, AquaCulture, Hydroponics

Regular Price $42.01

8694 Long Glass Tube Pentype pH Meter Sharp Tip Probe Digital Water Quality Tester Dual Display with ATC 2.0~12.0pH Measurement Range

Regular Price $73.90

E-1325M 0-14 pH Electrode Probe BNC Connector, 300cm Cable for PH Meter Monitor Controller Test Sensor

Regular Price $10.90

E-312 High Accuracy pH Electrode with Calibration Powder, 0-14 pH Probe with BNC Connector & 300cm Cable for Wide Application

Regular Price $10.90

E-314 Replacement pH Electrode with Calibration Powder, 0-14 pH Highly Accurate Probe with BNC Connector & 200cm Cable for Continuous Liquid Measurement

Regular Price $12.90

E-366 Replaceable ORP REDOX Electrode 50 OHM BNC Type Connector for ORP Meter Tester Monitor Controller -2000~2000mV Measure with 200cm Long Cable

Regular Price $9.90