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			 In past years, before reactors, I always used ESV magnesium with good success. When I started to run a reactor with ARM media, the level was always around 1350ppm.  
		
	
		
		
		
		
			I dont run a reactor anymore. I now add a magnesium product to any new batch of saltwater. Plus a spoon of calcium, to bring it up to proper levels. 
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	Doug  |