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Compared to natural seawater, KENT Marine Reef Salt contains elevated levels of Calcium, Magnesium, Strontium and other elements to provide the essentials required for proper coral growth, skeletal structure development, and reef vitality.
Specific Gravity: 1.024 - 1.026
pH: 8.2 to 8.3
Calcium: 550 to 575 ppm
Magnesium: 1,350 to 1,450 ppm