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Simultaneous pH and conductivity (EC) screen readings
Sonoff enclosure stand allows your NSPanel Pro or NSPanel to become a smart desktop controller
Provides a steady and reliable supply of oxygen to your hydroponic plants
Stimulates structural and vegetative growth
both on the Indica side
Essentials Lab EC Meter Calibration Solution - 250ml Pest Control Simultaneous pH and conductivity (EC)Essentials LAB EC Meter Calibration Solution is intended for use in calibrating EC meters to CF 28 EC 2. 80 PPM 1820. Regular calibration will keep your EC Meter reading accurately. Key points: Highly accurate calibration solution Ensures that your EC Meter is reading correctly Technical Specifications: Potassium Chloride solution Electrical Conductivity: 2. 8ms cm @20C PH 4 5 Volume: 250ml
US$ 24.99
US$ 52.16
US$ 29.95
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