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First test complete but I think I did something wrong , this is new fill from tap water ( city water ) 8650 gal pool vinyl liner Using TF-100 test kit TC 0 PH 8.2 FC 0 TA 680 CYA 0 So I know I must address CYA first but is my TA way wrong ? Looks off the chart to me . What do I do about it ...