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Bluek24a4 · 01-25-2013, 09:59 PM

PPM = mg/L

I use CaCl2 as the Calcium in my GH booster and it gets my Calcium levels to about 30ppm.

01-25-2013, 09:59 PM	#6
Bluek24a4 Planted Tank Enthusiast (View User Tanks) PTrader: (4/100%) Join Date: Mar 2010 Location: Queens, NY Posts: 724	PPM = mg/L I use CaCl2 as the Calcium in my GH booster and it gets my Calcium levels to about 30ppm.