| http://www.w3.org/ns/prov#value | - Brightwell Aquatics - LIQUID REEF?? Complete source of the elements and molecules that are directly used by corals, clams, and other reef-building invertebrates and organisms to create skeletal material and grow.?? Provides calcium (140,000 ppm), strontium, magnesium, and potassium in approximately the same ratios*in which they occur in aragonite.?? Very strong source of carbonates (derived from a
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