So weird. Been out doing the test again. Last hour I came up with fc 25, cc .5 and added a little over 1/2 gal of 12.5%.
First test (in drops)
42, 18 (didn't seem right since water is pretty clear after the fiasco)
61,0 (could be, sun off pool, added about 3 in last cl add)
31, 26 (What?)...