Hi! After dealing with algae I ended up with an over chlorinated pool with FC of 39. It has been over a week and FC is still high at 22.5.
I tested my water today with the TF-100 and these are the results:
FC: 22.5
PH: 7.2
TA: 100
CH: 375
CYA: 50
According to the pool math calculator, I needed...