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.
Tips & Warnings. 1  To associate another Apple ID with your iPhone, tap the Settings icon and select the Store option. 2  Tap the Sign In button. 3  Tap the Use Existing Apple ID button.4  Enter the email address and password for the new Apple ID you would like to associate with your iPhone.ips & Warnings. 1  To associate another Apple ID with your iPhone, tap the Settings icon and select the Store option. 2  Tap the Sign In button. 3  Tap the Use Existing Apple ID button.