VTSYIQI Lab Potassium Ion Meter Benchtop Ion Meter for K with Range ±1999.9 mV Calibration Fluid Range 0.04 to 39000 ppm Accuracy±1% F.S.2 to 5 Points Calibration Selectable Concentration Units Measurement Units ppm mg/L mol/L mmol/L

VTSYIQI Lab Refractometers Abbe Refractometer Brix Refractometer for Sugar Beverage Petroleum Test with Measuring Range 1.3000-1.7000 nD 0.0-95% Brix Accuracy ±0.0002

VTSYIQI Lab Roller Mixer 6 Rollers Tube Roller Mixer with Speed Range of 20-80rpm Brushless Motor Max Capacity 12 * 50ml Centrifuge Tube / 0.6kg Horizontal Rolling LCD Display Screen Speed and Time Control for Preventing Blood Clotting

VTSYIQI Lab Roller Mixer Roller Laboratory Mixer with Speed 20 to 80rpm Specs φ6 to 34mm 6 Rollers Brush Motor Max Capacity 12 * 50ml Centrifuge Tube / 0.6kg Rotating Shaking Power Supply AC 100-220V 50/60Hz for Preventing Blood Clotting

VTSYIQI Lab Rotating Mixer Shaker Rotary Rotating Mixer Shaker with Speed Range 20 to 80rpm Non-Stop Run Brush Motor Angle Range 40-80° Three Kinds of Buckle Gentle and Efficient Mixing for Mixing the Samples

VTSYIQI Lab Silver Ion Meter Benchtop Ion meter for Silver with Ion Concentration Range 0.01 to 107900 ppm Accuracy ±1% F.S. Measurement Units ppm mg/L mol/L mmol/L Calibration 2 to 5 Points for Analyzing Silver Ion

VTSYIQI Lab Smart Food Water Activity Meter Tester With Real Time Printer Continuous Intelligent Measurement

VTSYIQI Lab Spectrophotometer Color Difference Analyzer Colorimeter with Color Space CIE LAB, XYZ, Yxy, LCh, CIE LUV，LAB&WI&YI Measuring Aperture 8mm USB/RS-232 Interface Data Memory 1000 Standards 15000 Samples

VTSYIQI Lab Spectrophotometer Φ8mm Colorimeter with Measuring Aperture 8mm Data Memory Function Wavelength Range 400~700nm Observer 2°/10° USB/RS-232 Interface TFT 3.5 Inch Capacitive Touch Screen Display

VTSYIQI Lab Spectrophotometers Color Contrast Instrument with Caliber Φ11mm Accuracy 0.01 High Repeatability dE*ab≤0.02 Range 400 to 700nm Structure D/8 SCI SCE ASTM ISO Standard Display Accuracy 0.01

VTSYIQI Lab Spectrophotometers Digital Spectrophotometer with Measurement Repeatability dE*ab≤0.02 Measurement Caliber Φ11mm Φ10mm Φ6mm Φ5mm Φ3mm 1*3mm ▽11mm ▽10mm ▽6mm ▽5mm ▽3mm ▽1*3mm Reflectivity Resolution 0.01% for Plastics and Textile Color Test

VTSYIQI Lab Surface Tension Measuring Devices Automatic Surface Tensiometer Interfacial Tension Measurement With Measuring Range 0 to 1000mN/m Accuracy 0.1mN/m Wilhelmy Plate Method