VTSYIQI 10N Spring Tester Spring Tension and Compression Meter with Maximum Test Machine Load 10N/1KG/2.2Lb Resolution 0.001N Measurable Maximum Free Length of Spring 80mm for Measuring the Stretches and Compression Distortion Value of Spring

VTSYIQI 110V Polarimeter Manual Polarimeter with 100mm 200mm Polarimeter Tube Measuring Range -180°~180° 110V Voltage Light Source Sodium Lamp Wavelength 589.44nm Scale Value 1°

VTSYIQI 11kg 0.1g Weighing Scale Balance Counting Electronic Laboratory Balance

VTSYIQI 15 45 110 Degrees Spectrophotometer 3 Angles Spectrophotometer with Spectrophotometric Mode Concave Grating Measurement Range 0~600% Measuring Angles 15° 45° 110° Touch Screen Observer Angle 2°/10° Repeatability 0.04

VTSYIQI 15 kV Insulation Tester Digital HV Insulation Tester Meter with Insulation Resistance 0.01MΩ to 50TΩ Resolution 0.01MΩ Voltage Range 0 to 750V Resolution 0.1V DC Current 0.1nA to 6mA Resolution 0.1nA

VTSYIQI 150N Spring Tester Spring Compression Tester with Maximum Test Machine Load 150N/15KG/33Lb Resolution 0.01N Displacement Scale Travel 90mm Indication Error +/-1% for Measuring the Stretches and Compression Distortion Value of Spring

VTSYIQI 15kv Insulation Resistance Meters Digital 50TΩ High Voltage Insulation Tester Meter Detector with Range 500V 1000V 2500V 5000V 10KV 15KV Resolution 0.01MΩ 4 Bit Large LCD Display

VTSYIQI 15kv Insulation Resistance Tester Digital High Voltage Insulation Detector Meter Kit with Insulation Range 0.01MΩ-50TΩ Resolution 0.01MΩ Range 500V 1000V 2500V 5000V 10KV 15KV US Plug

VTSYIQI 15L Magnetic Mixer Lab Magnetic Stirrer with Speed Range 50-1500rpm Max Stirring Volume 15L Speed Regulation Accuracy ±5rpm/min LCD Display Timing Function Magnet Size Range 60MM

VTSYIQI 15L Magnetic Stirrer Large Capacity Magnet Mixer with Max Stirring Volume 15L Speed Range 50-1500rpm Timing Function LCD Display Speed Regulation Accuracy ±5rpm/min Digital Display and Knob Control Brushless Motor Timing Function

VTSYIQI 16 Channel Temperature Data Logger Digital 16 Channel Temperature Tester Data Logger Multi Channel Thermocouple Tester with TFT Screen Display -200℃ -1800℃ USB Port

VTSYIQI 16 Channel Temperature Data Logger Multi Channel Temperature Tester Professional 16 Channel Thermocouple Tester Data Logger with TFT Screen Display USB Interface -200℃ -1800℃