QIUSUO Belt Tension Meter Sonic Tension Meter Belt Tensiometer with Frequency Range 10Hz-5000Hz Tension Range 0.01-99900N LCD Backlit Display Automatic Sensitivity Calibration 500 Groups Storage Data

QIUSUO Benchtop Ag Ion Meter Silver Ion Meter with Standard 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 Benchtop Ammonia Ion Meter NH3 Ion Concentration Tester with Calibration Liquids Accuracy ±1% F.S. Measurement Units ppm mg/L mol/L mmol/L 2 to 5 Points Calibration

QIUSUO Benchtop Ammonium Ion Meter NH4 Ion Meters Tester Ammonium Ion Detector with Calibration Liquids Range 0.1 to 18000 ppm Range -1999.9 to 1999.9 mV Automatic Temperature Compensation Function

QIUSUO Benchtop Ammonium Ion Meter NH4 Ion Meters with Calibration Fluid Range 0.1 to 18000 ppm Accuracy±0.5% F.S. USB Communication Interface

QIUSUO Benchtop Bromide Ion Meter Br Ion Meter with Standard Calibration Liquids Range -1999.9 to 1999.9 mV 2 to 5 Points Calibration Accuracy ±0.5% F.S.

QIUSUO Benchtop Bromide Ion Meters Ion meter for Br with Calibration Liquids Ion Concentration Range 0.4 to 81000 ppm Calibration 2 to 5 Points LCD Display Screen Stores Up to 500 Data Sets

QIUSUO Benchtop Cadmium Ion Meter Cd Ion Meter with Calibration Fluid Range 0.1 to 11200 ppm Range ±1999.9 mV Accuracy±1% F.S. 2 to 5 Point Calibration Automatic Temperature Compensation

QIUSUO Benchtop Calcium Ion Meter Ca Ion Meter with Calibration Fluid Range 0.02 to 40100 ppm Accuracy±1% F.S. Resolution 0.001 0.01 0.1 1 Automatic 2 to 5 Points Calibration

QIUSUO Benchtop Calcium Ion Meter Calcium Ion Concentration Tester with Standard Calibration Liquids with 0.02 to 40100 ppm Accuracy±1% F.S. Automatic Electrode Diagnosis Calibration Fluid Measurement Units ppm mg/L mol/L mmol/L

QIUSUO Benchtop Cd Meter Lab Cd Ion Meter with Accuracy±1% F.S. Calibration Fluid Ion Concentration 2 to 5 Point Calibration Range 0.1 to 11200 ppm Range -1999.9 to 1999.9 mV Backlit LCD Display

QIUSUO Benchtop Chloride Ion Meter Cl Ion Meter with Range 1 to 35000 ppm Standard Calibration Liquids Calibration Solutions 0.001/0.01/0.1/1/10/100/1000/10000 for Testing Cl Ion

QIUSUO Benchtop CN Ion meter CN Cyanide Ion Meters with Range 0.03 to 260 ppm Accuracy±1% F.S. Range -1999.9 to 1999.9 mV and 2 to 5 Point Calibration for Testing Cn Ion

QIUSUO Benchtop Colorimeter Lab Liquid Colorimeter with Standard Deviation within 0.05% Sensor Silicon Photodiode Array Double Row 40 Groups Colorimetric Values ΔE*ab within 0.015 Transmittance Measurement Range 0~200%

QIUSUO Benchtop Cu Ion Meter Copper Ion Concentration Meter with Range 0.06 to 6400 ppm Accuracy ±1% F.S. Standard Calibration Solutions Temperature Compensation Function