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如何进行草酸的鉴定

更新时间: 2020-10-13 00:00:00     

方法一:

取液:取少量的草酸溶液放置于烧杯中。沉淀:向有草酸溶液的烧杯中加入少量氯化钙,观察是否产生沉淀。沉淀溶解:若步骤2有沉淀产生再加入盐酸,观察沉淀是否溶解,若溶解则为草酸。方法二:

取少量的草酸溶液放置于烧杯中。向有草酸溶液的烧杯中加入蓝黑墨水,观察墨水是否褪色,若褪色则是草酸。

关键词: 如何 进行 草酸 鉴定

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