D Dustin1 Well-known member Joined Nov 24, 2007 Messages 150 Location Ohio Feb 16, 2008 #1 Is 500 ppm too high for calcium for like clams?
twilliard What next? Joined Jun 11, 2005 Messages 867 Location Ellensburg, WA Feb 16, 2008 #2 I think you are pushing the high end of the scale. Even for clams. precip?? 380 to 425 should be just fine.
I think you are pushing the high end of the scale. Even for clams. precip?? 380 to 425 should be just fine.
