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如何使用铬酸溶液洗涤容量瓶
更新时间: 2020-09-16 00:00:00  

1、首先将容量瓶尽量保持干燥,然后倒入少许洗涤液于容量瓶中,然后再转动容量瓶使其内壁被洗涤液浸润,然后在继续将洗涤液倒回原装瓶内,以备再用;

2、用水冲洗瓶内残留的洗涤液,直至洗净为止;

3、最后用蒸馏水冲洗。

关键词: 如何 使用 溶液 洗涤 容量

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