Honestly, I think pH is not something that you need to worry about. You end up chasing numbers. If you have proper salinity and are not using CO2 in a reactor, your pH is at an acceptable value. I haven't checked pH in 8 years. 
		
	
		
		
		
		
			
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				Brad
			 
		
		
		
		
	
		
		
	
	
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