Mostly I used RO (I have quite a lot of NH4 in the tap)
so I used different mineralizers
Equalibrium, salty shrimp, vimi, qualdrop, according to your own needs
but of course I was mixing myself, taking into account the ballasts SO4, Cl, (CaMg (CO3) 2) or bicarbonates
temperature 23-24 ° C
GH...