GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester Hydro Systems Contains precision gasses for enhanced

Contains precision gasses for enhanced spectral output

Celsius or Fahrenheit read-out (press Up or Down button to change)

Bio-NRG Growth-C should be avoided in drip systems

and especially as it can help prevent neck rot in cucumbers and blossom end rot or split fruit in tomatoes

Prevents and remedies calcium and magnesium deficiencies

GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester Hydro Systems Contains precision gasses for enhancedThe HI98131 is a slim, lightweight, and waterproof pocket tester that measures pH, conductivity (EC), TDS (ppm), and temperature. Simple, two button meter operation and advanced features, including a selectable EC to TDS conversion factor (0. 5 500 ppm and 0. 7 700 ppm). for your essential testing. All measurements in a single, hassle free tester. Quick Cal solutions to calibrate pH and conductivity all at once with a single solution. Perfect for