Assertion: calcium carbonate | /r/HasProperty | 40 percent elemental calcium
Facets:
value: as an example
type: OTHER
Source sentences:
text: Calcium carbonate (40 percent elemental calcium)
text: The most common calcium supplements are labeled as calcium carbonate (40% elemental calcium); calcium citrate (21% elemental calcium); calcium lactate (13% elemental calcium); and calcium gluconate (9% elemental calcium).
text: As an example, calcium carbonate is 40 percent elemental calcium, so 1,250 milligrams (mg) of calcium carbonate contains 500 mg of elemental calcium.