I just ordered a RJ45+ after years of liquid, pucks, and cal-hypo.
I read the opening on SWG chemicals and see that 60-80TA is important.
I'm currently at 140TA, 7.0pH (and just started airating to bring pH up), 50 CYA, 160CH.
I'm going heavy on the pucks right now to bring the CYA up to 80...