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衣服上铁锈洗不掉怎么办
更新时间: 2020-11-06 00:00:00  

如果衣服上有铁锈,可取一小粒草酸放在污渍处,滴上些温水,轻轻揉擦,然后用清水漂洗干净。

草酸能除锈是因为它有很强的还原能力,因为铁锈的锈斑里的铁是三价铁,不溶解于水,一但碰到草酸就会还原成二价铁并能溶解于水。

关键词: 衣服 铁锈 怎么办

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