Dec 6, 2014 #1 LornaS Livin on the Salty Side View Badges Joined Nov 29, 2009 Messages 57 Reaction score 0 Location Ft Wayne, IN Rating - 0% 0 0 0 Hanna checkers for alk,ca,phos vs Red Sea test kits. Opinions?
Dec 6, 2014 #2 ritter6788 Coral Fraud Private Eye View Badges Excellence Award Reef Of The Month Photo of the Month Moderator Emeritus My Aquarium Showcase Joined Jun 4, 2011 Messages 24,469 Reaction score 2,696 Location Marshall, TX Rating - 0% 0 0 0 I like the Hanna for alk and phosphate, Red Sea for some other test for calcium. The Hanna calcium is a bit of a pain. It's accurate but there are easier tests that are equally accurate.
I like the Hanna for alk and phosphate, Red Sea for some other test for calcium. The Hanna calcium is a bit of a pain. It's accurate but there are easier tests that are equally accurate.