Don't worry about that. It's good for years on end sealed up. Hot, cold, no matter.
After 30 mins circulation time, double check just this time to be sure. You'll have a feel for it after this. As TA falls, less per addition will be needed, but that will take a while yet.
After 30 mins circulation time, double check just this time to be sure. You'll have a feel for it after this. As TA falls, less per addition will be needed, but that will take a while yet.