湖南省笫二人民医院:what's the ingradients in the egg shell?

来源：百度文库 编辑：神马品牌网 时间：2024/05/12 13:46:43

鸡蛋壳的成分是什么？
答：碳酸钙。（不好意思，碳酸钙的英文不知道怎么说）

calcium carbonate
CaCO3

CaCO3

Caco3

主要是Ca元素,含有CaCO3,但不表明他就是!

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