QIUSUO Benchtop Sulfide Ion Meter S Ion Meter with Measurement Range 0.003 to 32000 ppm Accuracy ±1% F.S. Measurement Units ppm mg/L mol/L mmol/L for Testing Sulfide Ion

QIUSUO S Ion Meter with Ion Concentration Range 0.003 to 32000 ppm Resolution 0.001 0.01 0.1 1 Automatic Accuracy ±1% F.S. USB Communication Interface LCD Display Screen

QIUSUO Sulfide Ion Meter with Calibration Fluid Range 0.003 to 32000 ppm Automatic Accuracy ±1% F.S. 2 to 5 Points Calibration

QIUSUO Benchtop Ag Ion Meter Silver Ion Meter with Calibration Fluid Ion Concentration Range 0.01 to 107900 ppm 2 to 5 Points Calibration Setup Menu Allows Setting the Number of Calibration Points

QIUSUO Laboratory Silver Ion Meter Benchtop Silver Ion Meter with Calibration Liquids Ion Concentration Range 0.01 to 107900 ppm Accuracy ±1% F.S. for Analyzing Silver Ion

QIUSUO Silver Ion Meter Silver Ion Concentration Tester with Range 0.01 to 107900 ppm Accuracy ±1% F.S. 2 to 5 Points Calibration Calibration Liquids

QIUSUO Lab Ion Meter for I Iodide Ion Concentration Tester with Accuracy±1% F.S. Calibration Liquids Ion Concentration Range 0.04 to 39000 ppm Resolution 0.001 0.01 0.1 1 Automatic

QIUSUO Benchtop Iodide Ion Meter with Calibration Fluid Ion Concentration Range 0.04 to 39000 ppm Accuracy±1% F.S.2 to 5 Points Calibration Automatic Temperature Compensation Function

QIUSUO Iodide Ion Meter Benchtop I Ion Meters with Calibration Fluid Ion Concentration Range 0.06 to 127000 ppm Resolution 0.001 0.01 0.1 1 Automatic 2 to 5 Points Calibration

QIUSUO I Ion Meter with Range 0.06 to 127000 ppm 2 to 5 Points Calibration Accuracy ±1% F.S.2 USB Communication Interface Calibration Liquids

QIUSUO Benchtop K Ion Meter Potassium Ion Concentration Tester with Calibration Liquids Ion Concentration Range 0.04 to 39000 ppm Accuracy ±1% F.S. MV Range -1999.9 to 1999.9 mV

QIUSUO Potassium Ion Meter Benchtop Ion Meter for K with Range ±1999.9 mV Range 0.04 to 39000 ppm Calibration Fluid Accuracy±1% F.S. 2 to 5 Points Calibration Selectable

QIUSUO Benchtop Potassium Ion Meter Lab K Ion Meter with Calibration Fluid Ion Concentration Range 0.04 to 39000 ppm Accuracy±1% F.S. Backlit LCD Display

QIUSUO Potassium Ion Meter K Ion Meter with Calibration Fluid Range 0.04 to 39000 ppm 2 to 5 Points Calibration for Testing Potassium Ion

QIUSUO Benchtop Ion meter for Pb Lead Ion Meters with Range 0.2 to 20800 ppm Accuracy±1% F.S. 2 to 5 Point Calibration Liquids Backlit LCD Display