Best Lab Meters

VIVOSUN Digital pH and TDS Meter Kits, 0.01pH High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter for Hydroponics, Pool and Aquarium, Yellow Blue, UL Certified

APERA INSTRUMENTS AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy

Bluelab Combo Meter for pH, Temperature & Conductivity in Water - Easy Calibration, Digital EC/TDS/PPM Tester for Hydroponics & Indoor Plants (METCOM)

Bluelab pH Controller Connect with Monitoring, Dosing & Data Logging in Water, (EC/TDS/PPM) Digital Meter for Hydroponics & Indoor Plants (CONTPHCON)

Sper Scientific Turbidity Meter, Water Quality Tester, Portable Water Quality Meter for Field and Lab, Turbidimeter for Water Test with Carry Case (860040)

AquilaPro Digital Brix Refractometer with LCD, for Fruit Juice and Coffee, with Auto Temperature Compensation, 0-55% Range, ±0.2% Accuracy, Rechargeable Brix Meter for Liquid Sugar Content

Apera Instruments, LLC-AI501 PH700 Benchtop Lab pH Meter, 0.01 pH Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode

aichose Brix Refractometer with ATC, Dual Scale - Specific Gravity & Brix, Hydrometer in Wine Making and Beer Brewing, Homebrew Kit

Testo 405i Anemometer handheld – Wind Meter For Air Velocity, In-Duct Airflow, And Temperature – Wireless Thermometer With Bluetooth And App Operation

Bluelab PROBPH pH Probe for Water, Replacement Electrode for Meter, Monitor, and Controller with Easy Calibration, Tool for Hydroponic System and Indoor Plant Grow