Hydroponic Nutrients TDS, PPMs and EC Explained! @Just4Growers
Hydroponic Nutrients TDS, PPMs and EC Explained! @Just4Growers
Uploaded February 2014 | Updated September 2026, 2 weeks ago
Understand the relationship between electrical conductance / conductivity (EC) and TDS meters (PPMs) when measuring the strength of your hydroponics nutrient solution. (Respect and thanks to CGP Grey for the inspiration to create this video!)
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Hydroponic Nutrients TDS, PPMs and EC Explained!

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