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mistergreen · 05-14-2008, 11:51 PM

the TDS may vary but I don't think it affect CO2.
The KH,PH,CO2 chart is only a rough guestimate in very controlled conditions.

It's like saying you just raised you CO2 by adding in Baking Soda to raise the KH. Obviously, you need to inject CO2 to raise CO2 levels.

05-14-2008, 11:51 PM	#4 (permalink)
mistergreen Planted Tank Guru (View User Tanks) PTrader: (1) Join Date: Dec 2006 Location: Cincinnati Posts: 3,278	the TDS may vary but I don't think it affect CO2. The KH,PH,CO2 chart is only a rough guestimate in very controlled conditions. It's like saying you just raised you CO2 by adding in Baking Soda to raise the KH. Obviously, you need to inject CO2 to raise CO2 levels. __________________ Algae happens.