VTSYIQI Copper Ion Meter with Calibration Fluid Range 0.06 to 6400 ppm Accuracy±1% F.S. 2 to 5 Points Range -1999.9 to 1999.9 mV Automatic Temperature Compensation Function for Testing Cu Ion

VTSYIQI Copper Ion Concentration Meter Cu Ion Tester with Range ±1999.9 mV Accuracy±1% F.S. Calibration Fluid Range 0.06 to 6400 ppm 2 to 5 Points Calibration Stores Up to 500 Data Sets USB Communication Interface

VTSYIQI Cu Ion Meter Copper Ion Concentration Meter with Accuracy±1% Range 0.06 to 6400 ppm F.S. 2 to 5 Points Calibration Optional 8 Concentration Calibration Points Automatic Temperature Compensation Calibration Fluid

VTSYIQI Cyanide Ion Meters Cn Ion Concentration Tester Ion Counter with Range 0.03 to 260 ppm Accuracy±1% F.S. and 2 to 5 Point Calibration Backlight Display Data Store Function Calibration Solutions 0.001 0.01 0.1 1 10 100 1000 10000 for Testing Cn Ion

VTSYIQI Cn Ion Concentratio Meter Cyanide Ion Meter with Range 1999.9 mV Ion Concentrationr 0.03 to 260 ppm Calibration Solutions 0.001 0.01 0.1 1 10 100 1000 10000 Accuracy±1% F.S. 2 to 5 Point Calibration Automatic Temperature Compensation

VTSYIQI Cyanide Ion Tester Ion Meter for Cyanide with Accuracy±1% F.S. Range 0.03 to 260 ppm Accuracy±1% F.S. Calibration Solutions 0.001 0.01 0.1 1 10 100 1000 10000 2 to 5 Point Calibration Stores Up to 500 Data Sets

VTSYIQI Portable Cyanide Ion Meter Cyanide Ion Concentration Tester with Calibration Solutions 0.001 0.01 0.1 1 10 100 1000 10000 Range 0.03 to 260 ppm Accuracy±1% F.S. 2 to 5 Point Calibration Automatic Electrode Diagnosis

VTSYIQI Ammonia Ion Meter Portable Ammonia Ion Meter with Calibration Fluid 2 to 5 Points Calibration Ion Concentrationr Range 0.01 to 17000 ppm Range ±1999.9 mV Accuracy ±1% F.S.

VTSYIQI Ammonia Ion Meter Ion Meter for Ammonia with Ammonia Standard Solutions Ion Concentrationr Range 0.01 to 17000 ppm Range ±1999.9 mV Accuracy ±1% F.S. 500 Groups Data Store

VTSYIQI Ammonia Ion Concentration Meter Portable NH3 Ion Meter with Calibration Fluid mV Range -1999.9 to 1999.9 mV Ion Concentrationr Range 0.01 to 17000 ppm Range ±1999.9 mV Accuracy ±1% F.S. 2 to 5 Points Calibration

VTSYIQI Ammonia Ion Concentration Tester NH3 Ion Meter with Ammonia Standard Solutions Accuracy 1% F.S. 2 to 5 Points Calibration Automatic Electrode Diagnosis Automatic Temperature Compensation

VTSYIQI Ammonium Ion Tester Portable NH3 Ion Meter with Calibration Fluid Accuracy 1% F.S. Ion Concentration Range 0.01 to 17000ppm mV Range -1999.9 to 1999.9mV Temperature Range 0 to 105°C / 32 to 221°F