What shoud the readings be high and low ? feef tank Calcium, Alkalinity,Magnesium
helpme74 Member Aug 26, 2008 #1 What shoud the readings be high and low ? feef tank Calcium, Alkalinity,Magnesium
M markeo99 Guest Aug 26, 2008 #2 http://www.reefkeeping.com/issues/2004-05/rhf/index.php this should help
tr1gger Member Aug 26, 2008 #3 Calcium 380-450 ppm Magnesium 1250-1350 ppm Alkalinity 125-200 ppm or 2.5-4 meq/L or 7-11 dKH
