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硝酸钙是沉淀吗 硝酸钙是什么?

更新时间: 2021-09-26 16:45:45     

硝酸钙是什么?

白色结晶。有两种晶体。易吸湿。热至500℃左右分解。易溶于水、乙醇、甲醇和丙酮,几乎不溶于浓硝酸。相对密度α型1.896,β型1.82。

硝酸钙是沉淀吗?

熔点α型42.7℃,β型39.7℃。低毒,半数致死量(大鼠,经口)3900mg/kg。有氧化性,加热放出氧气,遇有机物、硫等即发生燃烧和爆炸。

关键词: 硝酸 沉淀 什么

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