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**mistergreen** · 08-31-2009, 02:53 PM

there are a lot of variables in a tank that affect the ph & kh, so the CO2 chart is inaccurate for the most part.

In a drop checker however, the KH is constant.. the PH changes depending on the amount of CO2 available.

08-31-2009, 02:53 PM	#25
mistergreen Bow ties are cool (View User Tanks) PTrader: (12/100%) Join Date: Dec 2006 Location: Cincinnati Posts: 12,895	there are a lot of variables in a tank that affect the ph & kh, so the CO2 chart is inaccurate for the most part. In a drop checker however, the KH is constant.. the PH changes depending on the amount of CO2 available. __________________ DIY High Tech Tank forum http://aquatictechtank.net A forum dedicated to design and program aquatic tanks