I boosted the swg which took chlorine from 0.4 to 10. The water turned brown due to iron being oxidized out of the water I'm told. Will the iron re-absorb into the water as my FC, PH, and Alk come down to good levels? Or do I have to sequester?
The test before boost was
CYA 0
FC 0.4
PH 8.7...