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瓷坩埚能耐高温，可用于加热石灰石吗

2025-03-16 06:17:22

推荐回答（2个）

回答1：

主要成分:SiO2（二氧化硅）
　　1．可耐热1200度左右
　　2．一般不能用于以Na0H、Na202、Na2CO3等碱性物质作熔剂熔融，以免腐蚀瓷坩埚。瓷坩埚不能和氢氟酸接触。
　　3．瓷坩埚一般可用稀HCl煮沸清洗涤
4. 石灰石不与二氧化硅反应且石灰石800度时就分解了
大概可以吧
望采纳

回答2：

你好,可以的

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