VTSYIQI Digital Benchtop pH Meter with 50 Sets Data Storage PH Buffer Powder Movable Bracket mV Measuring Range -1999～1999mV pH Measuring Range -2.00～18.00pH Auto-Shut Off Function 3 Points Calibration for Measure The pH Value of Sample Solution

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

VTSYIQI Digital Benchtop pH Meter with PH Buffer Powder mV Measuring Range -2000~2000mV Movable Bracket 5 Points Calibration 500 Sets Data Storage 6-inch LCD Display Auto-Shut Off Function Automatic/Manual Temperature Compensation

VTSYIQI Digital Benchtop Spectrophotometer Digital Colorimeter Benchtop Color Meters with Reflectivity Range Resolution 0-200% 0.01% Measurement Wavelength Range 360nm to 780nm Transmittance Φ17mm/Φ25mm for Laboratory Color Analysis and Transmission

VTSYIQI Digital Benchtop Turbidity Meter Turbidimeter Nephelometer with Range 0 to 2000 NTU/FNU 0 to 500 EBC 0 to 9999 ASBC Accuracy ±2% 4 PCS Calibration Solutions Continuous Measurement Mode Suspended Particle Analysis

VTSYIQI Digital Binocular Refractometer Abbe Refractometer with Accuracy ±0.0003 Refractive Index 1.3000-1.7000nD Temperature Display Digital Thermometer Dissolved Solids Brix 0-95% for Liquid Solid Refractive Index Brix Tetser

VTSYIQI Digital Cable Tensiometer Wire Rope Tensiometer Steel Cable Tension Gauge with Tension Range 150-1500N Five Different Wire Sizes LCD Digital Display Real-time Peak The Two Working Modes of Arbitrary Switch Store

VTSYIQI Digital Cable Tensiometer Wire Rope Tension Meter Tester Steel Cable Tension Meter Gauge with Tension Range 50 to 500N Two Working Modes Measuring Six Steel Cable Size Arbitrary Switch Real-time Peak

VTSYIQI Digital Centrifuge Machine Mini Centrifuge Digital Micro Centrifuge with Rotor Speed 1000-7000rpm Max Relative Centrifuge Force 3286xg 2 in 1 Rotor Speed Adjustable and Timing LCD Display for 0.2/0.5/1.5/2ml Micro Tube

VTSYIQI Digital Chlorophyll Content Meter Chlorophyll Analyzer Measurement Range from 0.0 to 99.9SPAD and from -10 to 99.9°C Repeatability ±0.3SPAD ±0.2°C Measurement Precision ±1.0 SPAD ±0.5°C Silicon Semiconductor Photodiode Sensors

VTSYIQI Digital Chlorophyll Meter 4 in 1 Chlorophyll Content Nitrogen Content Leaf Temperature Leaf Humidity Tester with Range 0.0-99.99SPAD 0.0-99.99mg/g -10-99.9℃ 0.0-99.9RH%

VTSYIQI Digital Chlorophyll Meter 4 in 1 Plant Leaf Analyser with Chlorophyll Range 0.0‐99.9SPAD Nitrogen 0.0‐99.9mg/g For Nitrogen Chlorophyll Content Leaf Temperature Leaf Humidity