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			 Adjusting one level effects the others. 
		
	
		
		
		
		
			A Simplified Guide to the Relationship Between Calcium, Alkalinity, Magnesium and pH http://reefkeeping.com/issues/2006-06/rhf/index.php I personally don't bother testing the water chemisty on my 20gal nano. Small tanks are too prone to rapid change so its not worth the hassle in my opinion. So I stock lightly, do large weekly water changes and just observe. 
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	"We shall dive down through black abysses... and in that lair of the Deep Ones we shall dwell amidst wonder and glory forever." - H.P. Lovecraft Old 120gal Tank Journal New 225gal Tank Journal May 2010 TOTM The 10th Annual Prince George Reef Tank Tour  |