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为什么铝槽车可以装运浓硝酸
更新时间: 2020-07-03 00:00:00  

常温下,铝在浓硝酸中发生钝化现象,生成一层致密的氧化铝保护膜,而氧化铝性质稳定,阻止内部金属与浓硝酸继续反应,故能用铝槽车来装运浓硝酸。化学特性决定了运输介质和容器材质相容,,用铁槽车或者聚乙烯容器都会被浓硝酸腐蚀掉。

关键词: 为什么 可以 装运 硝酸

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