1. Please post all 3 results you got (2 stores + aquachek)

2. 10# of what kind of granular chlorine?

3. Exactly what chemical was used for your "first shock treatments" . . . and how much?

4. Do you realize that each pound of dichlor granular chlorine (sodium dichloro-isocyanurate, 55% or 61% available chlorine) will add a little more than 3 ppm of stabilizer to your pool. (10 lbs => 30 ppm CYA)?