a white, crystalline, water-insoluble, tasteless powder, CaCO 3 , occurring in nature in various forms, as calcite, chalk, and limestone: used chiefly in dentifrices and polishes and in the manufacture of lime and cement.
a white crystalline salt occurring in limestone, chalk, marble, calcite, coral, and pearl: used in the production of lime and cement. Formula: CaCO3
A white or colorless crystalline compound occurring naturally in chalk, limestone, and marble and in the minerals calcite and aragonite. It is used to make toothpaste, white paint, and cleaning powder. Chemical formula: CaCO3.
calcium channel-blocking agent
a white, lumpy, deliquescent solid, CaCl 2 , usually derived from calcium carbonate by reaction with hydrochloric acid, or as a by-product of various commercial processes: used chiefly as a drying agent and preservative and for preventing dust. noun a white deliquescent salt occurring naturally in seawater and used in the de-icing of roads and […]
a gray-black, often lumpy powder, CaCN 2 , unstable in water, obtained by heating calcium carbide and nitrogen; cyanamide: used chiefly as a fertilizer, herbicide, and intermediate in the synthesis of nitrogen compounds. noun a white crystalline compound formed by heating calcium carbide with nitrogen. It is important in the fixation of nitrogen and can […]