VTSYIQI Multi Parameter Water Quality Meter Water Quality Meter with Conductivity Standard Solutions Calibration Solutions 10 µS/84 µS/1413 µS/12.88 mS/111.8 mS for Measuring Conductivity TDS Salinity Resistivity DO Temp

VTSYIQI Multi Parameter Water Quality Meter Water Quality Meter with Conductivity Standard Solutions Conductivity Range 0 to 20.00, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm Accuracy ±0.5% F.S. for Measuring Conductivity TDS Salinity Resistivity DO Temp

VTSYIQI Multi Parameter Water Quality Meter Water Quality Tester with Conductivity Solutions Range -1999.9 to 1999.9 mV Range 0.00 to 20.00 MΩ Auto-read Function for Measuring pH mV ORP Ion Concentration Conductivity TDS Salinity Resistivity DO

VTSYIQI Multi Parameter Water Quality Meter Water Quality Tester with Conductivity Standard Solutions Dissolved Oxygen Range 0.00 to 20.00mg/L/0.0 to 200.0% Saturation Stores Up to 500 Data Sets for Measuring pH ORP DO Temp

VTSYIQI Multi Parameter Water Quality Meter Water Quality Tester with Conductivity Standard Solutions Range -2.000 to 20.000 pH Accuracy ±0.002 pH Stores Up to 500 Data Sets for Measuring pH mV ORP Dissolved Oxygen Temp

VTSYIQI Multi Place Magnetic Stirrer 6 Position Magnetic Mixer with RPM Range 50-1500 RPM Brushless Motor Synchronized or Asynchronous Control Max Stirring Volume 6 * 500 ML 6 Stirring Points LCD Liquid Crystal Display

VTSYIQI Multi Place Magnetic Stirrer 9 Stirring Points Magnetic Stirrer with Max Stirring Volume 9 * 500 ML Speed Range 50-1500RPM LCD Liquid Crystal Display Synchronized or Asynchronous Control Brushless Motor Timing 1min - 19h59min

VTSYIQI Multi Point Magnetic Stirrer 4 Position Magnetic Stirrer with RPM Range 50-1500rpm LCD Liquid Crystal Display Synchronized or Asynchronous Control Plate Size 110MM Brushless Motor Number of Stirring Points 4

VTSYIQI Multi Point Magnetic Stirrer Multi Place Magnetic Stirrer 6 Position Magnetic Mixer with Max Stirring Volume 6 * 500 ML Speed Range 50-1500RPM Synchronized or Asynchronous Control Timing 1min - 19h59min

VTSYIQI Multi Point Magnetic Stirrer Multi-Position Magnetic Stirrer with Can be Run Synchronously or Asynchronously Max Stirring Volume 9 * 500 ML 9 Stirring Points LCD Liquid Crystal Display Speed Range 50-1500RPM

VTSYIQI Multi Point Magnetic Stirrers Multi Place Magnetic Stirrer with Number of Stirring Points 4 Max Stirring Volume 4 * 500 ML Brushless Motor RPM Range 50-1500rpm LCD Liquid Crystal Display

VTSYIQI Multi Position Hot Plate Magnetic Stirrer 4 Position Magnetic Mixer with Speed Range 50-1200rpm Synchronous or Asynchronous Control Maximum Countertop Temperature 120 °C Maximum Mixing Volume 4*500ml 4 Stirring Points