I have had my pool up for 3 weeks now and I am close to having my SWG dialed in. I have used my Taylor DPD kit a few times a week to track my chemistry and here is my issue: my TA is 300, it was 310 until I used about 12oz of Muratic acid. My PH dropped from 7.6 to 7.4, my TA dropped from 310...