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实验室教学仪器的正确清洗姿势,你get到了吗?

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实验室教学仪器玻璃器皿上的污垢大致有两类,一类是用水即可清洗干净的


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排列三论坛 【XIANGJIAOJIANDEQINGXI】:

实验室教学仪器中用橡胶制成的零部件很多,橡胶作为一种高分子有机物,在沾有油腻或有机溶剂后会老化,使零部件产生形变,发软变粘;用橡胶制成的传动带,若沾有油污会使摩擦系数减小,产生打滑现象。清洗橡胶件上的油污,可用酒精、四氯化碳等作为清洗剂,而不能使用有机溶剂作为清洗剂。清洗时,先用棉球或丝布蘸清洗剂拭擦,待清洗剂自然挥发干净后便可。应注意,四氯化碳具有毒性,对人体有害,清洗时应在较好通风条件下进行,注意安全。【具体可参考《3个有效提高实验室教学仪器设备利用率的方法,赶紧学起来!》的相关内容】

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