天气预报 > 其他 > 孕晚期碘需要多少
孕晚期碘需要多少
更新时间: 2020-11-04 00:00:00  

孕晚期碘的需要量是1.75-2微克/天。碘是人体(包括所有的动物)的必需微量元素,为卤族元素之一,碘在卤族元素中化学活性最弱,但仍可与大多数元素直接化合,并以化合物形式广泛存在于自然界。碘微溶于水,水解产生稳定的次碘酸可使棕黄色水溶液呈酸性。碘易溶于乙醇、乙醚、甘油等有机溶剂。

关键词: 晚期 需要 多少

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