Water parameters

Water parameters day 24.
Temperature: 77.4 °F
Salinity: 34.8 ppm
pH: 8.37
KH: 7.5
NH4: 0 ppm
NO2: 0 ppm
NO3: 1 ppm
PO4: 0.08 ppm
Ca: 415 ppm
Mg: 1600 ppm
RedOx: 312mV

NO3 is dropping and Mg is quite high.