mtorre's Waterbox marine 45.2
7.5 dKH
 
Apr 23
Alkalinity
390 ppm
 
Apr 19
Calcium
KH
dKH
Ca
ppm
Apr 23 Thu 7.5
Apr 21 Tue 7.7
Apr 19 Sun 6.7 390
Apr 18 Sat 5.6