Need help, advice, kick in the.........

[Tangman]

Test results:

CA 480 OK ( a bit high as Marie said)
KH 90 too low 90mg/L( hagen test kit)= to 1.8meg/L or 5.1 dKH
natural sea water is 8dKH ,most of us shoot for about 9 or 10 dKH
PO4 0 OK
NO3 0-5 OK

[Beverly]

Also, magnesium levels should be about 1350 ppm, or that's where I try to keep mine.