Betta fish is having some problems, things like losing a lot of fin, very inactive, refusing to go to the top, and not eating.
GH: 0
NO3: 0
NO2: 0
CI2: 0
KH : Somewhere between 120-240
PH: About 8.0
Tank is at 77-80 degrees.
I am using API Stress Coat and Aqua Safe
Tank Size is 3.5 gallons...