VTSYIQI Portable Handheld pH ORP Meter lon meter Kit Temperature Display -2 to 20 pH Range USB port Standard Calibration Fluid

VTSYIQI pH Ion Meter Analyzer Portable Ion Meter with Standard Calibration Fluid P11 Glass pH Electrode Contains pH ORP and Ion Measurement Modes Accuracy ±0.002 pH ±0.2 mV Data Storage Function ppm mg/L MOL/L Units

VTSYIQI Silver Ion Meter Detector Ag Ion Concentration Ion Counter Meter with Standard Calibration Solutions Range 0.01 to 107900 ppm Accuracy ±1% F.S. Measurement Units ppm mg/L mol/L mmol/L 500 Sets of Data Calibration 2 to 5 Points

VTSYIQI Silver Ion Meter Ag Ion Concentration Ion Counter Meter for Testing Silver Ion with Range 0.01 to 107900 ppm Accuracy ±1% F.S. Standard Calibration Solutions Measurement Units ppm mg/L mol/L mmol/L Calibration 2 to 5 Points

VTSYIQI Silver Ion Meters Portable Silver Ion Meter with Range 0.01 to 107900 ppm Accuracy ±1% F.S. Standard Calibration Solutions Calibration 2 to 5 Points Resolution 0.001 0.01 0.1 1 Automatic LCD Display Screen for Testing Silver Ion

VTSYIQI Portable Silver Ion Meter Ag Ion Concentration Tester with Standard Calibration Solutions Accuracy ±1% F.S. Range 0.01 to 107900 ppm Measurement Units ppm mg/L mol/L mmol/L USB Communication Interface LCD Display Screen for Testing Silver Ion

VTSYIQI Handheld Silver Ion Meter Ag Ion Concentration Tester with Standard Calibration Fluids Range 0.01 to 107900 ppm Measurement Units ppm mg/L mol/L mmol/L Accuracy ±1% F.S. Calibration 2 to 5 Points LCD Display Screen for Testing Silver Ion

VTSYIQI Chloride Ion Meter with Ion Range 1 to 35500ppm Accuracy ±0.5% F.S Calibration Fluid For Chloride Ion Measurement

VTSYIQI Cadmium Ion Meter Lab Cd Ion Meter Cadmium Ion Detector for Testing Cadimum Ion with Range 0.1 to 11200 ppm Accuracy±1% F.S. 2 to 5 Point Calibration Backlight Display

VTSYIQI Sulfide Ion Meter S Ion Concentration Ion Counter Meter with Range 0.003 to 32000 ppm Accuracy ±1% F.S. Calibration 2 to 5 Points Standard Calibration Fluids USB Communication Interface LCD Display for Testing Sulfide Ion

VTSYIQI Sulfide Ion Meter S Ion Concentration Meter Ion Counter Tester Ion with Range from 0.003 to 32000 ppm Accuracy ±1% F.S. Measurement Units ppm mg/L mol/L mmol/L Standard Calibration Fluids for Testing Sulfide Ion

VTSYIQI Portable Sulfide Ion Meter S Ion Concentration Tester with Standard Calibration Fluids LCD Display Accuracy ±1% F.S. Range from 0.003 to 32000 ppm Resolution 0.001 0.01 0.1 1 Automatic Selectable Ion Measurement Units