The Planted Tank Forum - View Single Post - Ca:Mg ratio question
View Single Post
Old 01-25-2013, 09:59 PM   #6
Planted Tank Enthusiast
PTrader: (5/100%)
Join Date: Mar 2010
Location: Queens, NY
Posts: 817

PPM = mg/L

I use CaCl2 as the Calcium in my GH booster and it gets my Calcium levels to about 30ppm.
Bluek24a4 is offline   Reply With Quote