Sequestering is done before you neutralize or add the fo/eo. Once you neutralize and add fo, the soap won't get any clearer. In most cases when you add the fo, it will become cloudy, temporarily. I've only had this happen once and that was with my first batch. I think it was because I neutralized with boric acid and added the fo while the soap was warm. I always add my fo/eo and neutralizing soultion to RT soap, and never have any problems. Perhaps I just happen to choose well behaved fragrances and eo's:undecided HTH