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					Originally Posted by  Nexus13
					 
				 
				I'm not sure what my calcium levels are,  I'll have to check when I get home. 
 
The purple up bottle says one capful for every 50 gallons. no more than once per day. 
 
 
I'm doing one capful every 3-4 days. 
 
Could my pH be causing unecessary stress? 
			
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 No, the tank is causing the stress.  It's too small for the tang so it goes nuts which in turn makes all the other fish go on edge.