GroLine Waterproof EC/TDS/Temp (ppm) TESTER/PEN with Case + Solutions Deep Water Culture DWC inert substrate that won’t lock

inert substrate that won’t lock up or release nutrients

a revolutionary enzyme formula engineered to convert root zone waste into a rich source of bioavailable nutrients

Use to marinate foods in minutes

Do not close the injection valve this time but continue to allow the solution to enter the evaporating flask

increasing flowering sites and potential yields

GroLine Waterproof EC/TDS/Temp (ppm) TESTER/PEN with Case + Solutions Deep Water Culture DWC inert substrate that won’t lockGroLine Waterproof EC TDS Temp (ppm) TESTER PEN with Case & Solutions The HI98318 is Hanna Instruments' latest waterproof pocket meter for measuring the EC TDS of a hydroponic nutrient solution. Automatic calibration is achieved easily. Simply submerge the sensor in a calibration solution and the meter will automatically detect the calibration standard (5. 00 mS cm in Quick Cal mode or 1. 41 mS cm in standard calibration mode). Temperature is