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工业上常见的氯化氫的生产方法

返回打印发布时间：2021/9/7 点击：26796

    氯化氫是重要的化工原料，那么大家知道氯化氫的生产方法都有哪些嗎？不知道的話，就跟著小編一起往下看吧！
    氯化氫的生产方法：
    1.工业干燥HCL是通过将浓盐酸滴入浓硫酸中(吸收热量)，用浓硫酸干燥并在缓冲罐中缓冲来制备的。因为氯化钠和浓硫酸的混合物比较硬，不是很好的溶液。
    2.大规模工业化制造方法是将氯化钠溶液电解生成氢气和氯气，然后在合成炉中燃烧生成氯化氫气体；如果需求量小，可以从氯碱厂购买盐酸溶液(31%)，然后通过气提生产氯化氫气体，再通过浓硫酸或冷冻干燥生产干燥氯化氫气体。
    3.工业生产中普遍使用浓盐酸，HCl刚性瓶成本高，不便于生产，也不便于NaCl操作。
    4.将氯磺酸滴入盐酸中，用浓硫酸干燥。
    5.在非氯碱企业中，氯化氫一般是通过将盐酸滴入三氯化磷中制得，亚磷酸是副产物。
    6.最好用浓盐酸滴入浓硫酸生成氯化氫气体参与反应。它可以在压力(约2KG压力)或氮气和氯化氫下操作。
    以上六种方法是工业上常见的氯化氫生产方法，希望能对您有所帮助。我们将不时更新氯化氫的行业信息和价格行情。欢迎您关注我们。

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