Ion Meter

VTSYIQI Benchtop Calcium Ion Meter Lab Ca Ion Meter with Range -1999.9 to 1999.9 mV Ion Concentrationr Range 0.02 to 40100 ppm Resolution 0.001 0.01 0.1 1 Automatic Calibration Fluid USB Communication Interface

VTSYIQI Benchtop Potassium Ion Meter Lab K Ion Meter with Range 0.04 to 39000 ppm Accuracy±1% F.S.Calibration Fluid Backlit LCD Display USB Communication Interface Automatic Electrode Diagnosis Automatic Temperature Compensation Function

VTSYIQI Benchtop Sodium Ion Meters Na Ion Concentration Meter with Range 0.002 to 69000 ppm ±1999.9 mV Accuracy ±0.5% F.S.Calibration Fluid USB Communication Interface Automatic Temperature Compensation for Testing Na Ion