So where do you buy your cation and anion for your 7 stage rodi?
I see amazon selling cation for much cheaper than BRS. However, I am not sure if they are safe to use. Do you have a go to for your cation/anion and can you share a link..
Thanks
I see amazon selling cation for much cheaper than BRS. However, I am not sure if they are safe to use. Do you have a go to for your cation/anion and can you share a link..
Thanks


