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5的碘化钾溶液如何配

更新时间: 2020-07-09 00:00:00     

操作步骤:

1、计算碘化钾的用量(用5%乘以要配的溶液的总重),用天平量取,倒入烧杯。

2、用量筒量水(95%乘以要配的溶液的总重),倒入烧杯,用玻璃棒搅拌。

3、倒入茶色细口瓶收好即可。

注意:尽量少与空气接触,防止氧化。

关键词: 碘化钾 溶液 如何

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