Originally Posted by Gboy66
I need a phosphate test then..
Im doing lots of water changes..but i have hermits and snails. Maybe my RODI
has too high of a TDS
It's about time for you to change it I bet, we bought it at around the same time, and you'd use more water than I so because your tanks bigger.
Phosphate tests don't help much because the algae is constantly eating it up meaning you won't get a good reading.