《英文msh词典》Fluoride,Calcium
[入口词] Fluoride,Calcium
[主题词] Calcium Fluoride
[英文释义] Calcium fluoride. Occurring in nature as the mineral fluorite or fluorspar. It is the primary source of fluorine and its compounds. Pure calcium fluoride is used as a catalyst in dehydration and dehydrogenation and is used to fluoridate drinking water. (From Merck Index,11th ed)