triton salt

Attached is my Triton Results. I am using Red Sea Pro, and understand that I should switch to the blue bucket version. (Which I ordered) I understand my CA is high, and determined the cause of that, and I was not using any phosphate on the tank, and now have that running. Do I just do the 6...

I am starting the triton method. I sent my first triton test in. They suggested a water change with Triton Pure 2.0 salt. I can't find it. Anybody know where to get it?