06-07-2016, 06:39 PM
Join Date: Feb 2014
iTrader Positive Rating: 100%
| | Re: Help identifying deficiency or toxicity...
I have not added any Mg or Ca recently and just finished testing the GH and Ca levels of my tank. Here's what i got:
10 dGH so that's 178ppm
That should result in 138 ppm of Mg
There was some intake of Ca hence the decrease but Mg increased. How's that possible?