QIUSUO Benchtop Ag Ion meter Silver Ion Meter with Calibration Fluid Accuracy ±1% F.S. 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 Range 0.01 to 107900 ppm Accuracy ±1% F.S. Measurement Units ppm mg/L mol/L mmol/L USB Communication Interface for Analyzing Silver Ion

QIUSUO Portable Silver Ion Meter Ag Ion Meter with Calibration Fluid Accuracy ±1% F.S. Range 0.01 to 107900 ppm Range -1999.9 to 1999.9 mV Calibration Solutions 0.001/0.01/0.1/1/10/100/1000/10000 Measurement Units ppm mg/L mol/L mmol/L

QIUSUO Ag Ion Meter Portable Silver Ion Meter with Range 0.01 to 107900 ppm Calibration Fluid Accuracy ±1% F.S. Measurement Units ppm mg/L mol/L mmol/L for Testing Silver Ion

QIUSUO Silver Ion Meter Silver Ion Concentration Tester with Range 0.01 to 107900 ppm Resolution 0.001 0.01 0.1 1 Automatic Accuracy ±1% F.S. Measurement Units ppm mg/L mol/L mmol/L 2 to 5 Points Calibration Calibration Liquids for Testing Silver Ion