Need help!! Don't know what to do

Oct 3, 2016
4
0
1
#1
I have a red wag swordtail and he has white on his lip don't know if its cotton mouth i believe i red or if its something else please help i tried uploading a photo but keeps saying its too large. also kinda new to this so I do not have the equipment yet to tell PH,KH and other specs but it is in a 10 gal and took water to pet store and they said water was fine.