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I've been doing a lot of research and decided to switch to using the liquid bleach method. I have a 310 gal hot tub. I've been using liquid bleach and Sodium Dichlor Granular. Just had my water tested at a pool supply and my test results are: FC 2.27 TC 2.69 TA 77 PH 8.3 CH 163 CA 66 I know is a...