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m8e · 05-17-2012, 09:09 AM

Play around with this calculator.

For example if you add 2 ppm of NO3 3 times a week and change 10% of the water every day, You will end up with 12-20ppm (0-90% uptake), and adding 0.2ppm of PO4 you will end upp with 1.2-2ppm.

05-17-2012, 09:09 AM	#4
m8e Planted Member (View User Tanks) PTrader: (0/0%) Join Date: Oct 2009 Location: Sweden Posts: 201	Play around with this calculator. For example if you add 2 ppm of NO3 3 times a week and change 10% of the water every day, You will end up with 12-20ppm (0-90% uptake), and adding 0.2ppm of PO4 you will end upp with 1.2-2ppm.