Quote:
	
	
		| 
			
				 
					Originally Posted by Bartman
					
				 
				I just bought one off eBay, haven't received it yet.  Why aren't you using yours? 
			
		 | 
	
	
 I used to use mine with my freshwater tanks but need to buy some calibration solution to calibrate it for use on the marine tanks.
If you're still looking for a refractometer try Aquaria Canada.  Mine arrived a few days ago for I believe $45 or so.
J