Re: Salinity tester & Refractomers Here is a couple of correction tables i found. I personally went right for the refractometer from PREMIMUM AQUATICS. This item instills confidence every time. I love it. I check SG of several liquids just to do it LOL http://www.fishfodder.com/salinity.html http://members.core.com/~bethke/boss...hydrometer.htm _________ 90g AGmegaflow, 30g Sump/refug, mag18 recirc, 2 mag 5's in tank JBJ235Watt PC Turboflotor1000 150LR 100LS 17corals Clown,Lawnmower Blenny, Chromis, Anthia, 3 emerald, 1 electric blueleg,3 scarlet crabs.  &&&&Another Great SIG By NAUTILUS |