QIUSUO Lab Calcium Ion Meters Portable CA Ion Meter with Calibration Fluid Range 0.02 to 40100 ppm USB Communication Interface Calibration Solutions 0.001 0.01 0.1 1 10 100 1000 10000

QIUSUO Handheld Calcium Ion Meters Lab Ca Ion Meter with Range 0.02 to 40100 ppm Calibration Fluid 2 to 5 Points Calibration Range -1999.9 to 1999.9 mV Backlit LCD Display Stores 500 Data Sets

QIUSUO Portable CA Ion Meter Calcium Concentration Tester with Calibration Fluid Range 0.02 to 40100 ppm USB Communication Interface Calibration Solutions 0.001 0.01 0.1 1 10 100 1000 10000

QIUSUO Calcium Ion Meter Ca Ion Concentration Meter with Calibration Fluid Range 0.02 to 40100 ppm Range ±1999.9 mV USB Communication Interface 0.001 0.01 0.1 1 Automatic Resolution for Testing Calcium Ion

QIUSUO Br Ion Meter Bromide Ion Concentration Meter with Calibration Fluid Range0.4 to 81000 ppm Accuracy ±0.5% F.S. 2 to 5 Point Calibration Backlight Display USB Communication Interface

QIUSUO Portable Bromide Ion Meter Br Ion Meter with Calibration Fluid Range 0.4 to 81000 ppm Range ±1999.9 mV Accuracy ±0.5% F.S. 2 to 5 Points Calibration Data Store Fuction for Testing Br Ion

QIUSUO Lab Bromide Ion Meter Tester with Standard Solution Ion Concentrationr Range0.4~81000 ppm Range ±1999.9mV 2 to 5 Point Calibration Expanded Memory Stores or Recalls Up to 500 Data Sets

QIUSUO NH4 Ion Meter Ammonium Ion Concentration Meter with Standard Calibration Fluid Range 0.1 to 18000 ppm Resolution 0.001 0.01 0.1 1 Automatic Range -1999.9 to 1999.9 mV Accuracy ±0.2 mV USB Communication Interface

QIUSUO Portable Ammonium Ion Meter Ammonium Ion Meter with Standard Calibration Fluid Range 0.1 to 18000 ppm Calibration 2 to 5 Points Range -1999.9 to 1999.9 mV Backlit LCD Display Direct Reading of Ion Concentration Values

QIUSUO Portable NH4 Ion Meter Ammonium Ion Meters Ammonium Ion Concentration Meter with Standard Calibration Fluid Range 0.1 to 18000 ppm Accuracy ±1% F.S. USB Communication Interface for Testing NH3 Ion

QIUSUO Ammonium Ion Meter Benchtop Ion meter for NH4 with Calibration Liquids Range 0.1 to 18000 ppm Resolution 0.001,0.01,0.1,1 Automatic Accuracy ±0.5% F.S. Calibration Solutions 0.001/0.01/0.1/1/10/100/1000/10000 Manual/Auto-Read Measurement Endpoint

QIUSUO NO3 Ion Meter Laboratory Nitrate Ion Meter with Calibration Fluid Accuracy±0.5% F.S. Range 0.4 to 62000 ppm Range -1999.9 to 1999.9 mV Measurement Units ppm mg/L mol/L mmol/L USB Communication Interface Backlit LCD display for Testing Nitrate Ion

QIUSUO Fluorine Ion Meter F Ion Meters with Calibration Fluid Range 0.02 to 1900 ppm Accuracy ±0.5% F.S. 2 to 5 Points Calibration Stores 500 Data Sets USB Communication Interface for Testing F Ion

QIUSUO Chlorine Ion Meter Portable Chloride Ion Meter with Calibration Fluid Range 1 to 35000 ppm 2 to 5 Points Calibration Measurement Units ppm mg/L mol/L mmol/L Accuracy ±0.5% F.S. for Testing CL Ion

QIUSUO Ca Ion Meter Portable Calcium Ion Meter with Calibration Fluid Range 0.02 to 40100 ppm Accuracy ±1% F.S. Measurement Units ppm mg/L mol/L mmol/L Automatic Temperature Compensation Function for Testing Ca Ion