pH and Chlorine values for good water quality. pH. The pH is a measure of the acidity of the water. The pH scale goes from 0 to 14, where pH 7 is neutral. If the pH is above 7, the water is basic; if it is below 7 the water is acid. The optimum pH for pool water is 7.4, since this is the same as the pH in human eyes and mucous membranes. A pH of 7.4 also gives good chlorine disinfection.
Q: apple id format for using find my iphone. How do i use my existing apple id for setting up the Find My Iphone? the set up screen says to input the apple id as xxx@example.com, ie in an email address format, whereas my apple id is not in the xxx@yyy.zzz format. it is only xxx.
1 When you're asked to sign in with an Apple ID, tap Create New Apple ID. 2  Follow the onscreen instructions. 3  When you're asked for payment information, choose None. 4  See what to do if None isn't showing or you can't select it. 5  After you enter all of the information required, you'll be asked to verify your Apple ID by email.