VTSYIQI Laboratory Benchtop pH Meter Benchtop PH Tester with mV Measuring Range -1999～1999mV pH Measuring Range -2.00～18.00pH PH Buffer Powder 3 Points Calibration 50 Sets Data Storage Auto-Shut Off Function Manual Temperature Compensation

VTSYIQI Laboratory Benchtop pH Meter Kit 0.05 pH Accuracy USB output BNC connector

VTSYIQI Laboratory Benchtop pH Meter Kit Water Quality Monitor 0.01 pH Accuracy With TP100K Temp Electrode USB output BNC connector

VTSYIQI Laboratory Benchtop pH Meter with 5 Points Calibration Automatic/Manual Temperature Compensation PH Buffer Powder mV Measuring Range -2000~2000mV pH Measuring Range -2.00～20.000pH Movable Bracket Auto-Shut Off Function

VTSYIQI Laboratory Benchtop pH Meter with PH Buffer Powder 2 Points Calibration mV Measuring Range -1800～1800mV pH Measuring Range 0.00～14.00pH Manual Temperature Compensation Function Balanced/Continuous Measurement Mode

VTSYIQI Laboratory Benchtop pH Meter with PH Buffer Powder mV Measuring Range -1999～1999mV pH Measuring Range -2.00～18.00pH Movable Bracket Automatic/Manual Temperature Compensation 50 Sets Data Storage 3 Points Calibration

VTSYIQI Laboratory Benchtop Turbidity Meter 1000NTU Turbidimeter with Range 0-1000NTU Resolution 0.1NTU Formazine Turbidity Calibration Solution Three Unit Conversion NTU EBC ASBC

VTSYIQI Laboratory Benchtop Turbidity Meter 200NTU Turbidimeter with RS232 Interface Formazine Turbidity Calibration Solution Measurement Range 0 To 200NTU Resolution 0.01NTU Accuracy ±2.5%F.S

VTSYIQI Laboratory Benchtop Turbidity Meter 50NTU Turbidimeter Turbidity Tester with Formazine Standard Turbidity Solution 3 Units Conversion NTU EBC ASBC Accuracy ±2% F.S Measurement Range 0-50NTU Resolution 0.01NTU

VTSYIQI Laboratory Benchtop Water Hardness Meter Tester Analyzer with Standard Calibration Solution Resolution 0.001,0.01,0.1,1,Automatic Accuracy ±1% F.S. 2 to 5 points Calibration Concentration Range 0.05 to 200 mmol/L

VTSYIQI Laboratory Calcium Ion Meter Benchtop Ca Ion Meter with 0.02 to 40100 ppm Accuracy±1% F.S. Automatic Electrode Diagnosis Calibration Fluid USB Communication Interface Measurement Units ppm mg/L mol/L mmol/L

VTSYIQI Laboratory Cd Ion Meter Cadmium Ion Meter with Calibration Fluid Range 0.1 to 11200 ppm Accuracy±1% F.S. Range ±1999.9 mV 2 to 5 Point Calibration 500 Sets of Data Storage for Laboratory Applications