8.3 dKH
 
May 22
Alkalinity
450 ppm
 
May 22
Calcium
dKH
ppm
May 22 Sat 8.3 450
May 18 Tue 8.9 445
May 12 Wed 8.6 401
May 11 Tue 8.6 422
May 10 Mon 8.6 417
May 7 Fri 9.3 401
May 6 Thu 9.4
May 5 Wed 9.7 398
May 4 Tue 9.5 371