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dzlhrlrw

金虫 (正式写手)

[求助] 还原氧化石墨烯的过程,求大侠解释一下这段话 已有1人参与

Hydrazine hydrate (1.00 mL,
32.1 mmol) was then added and the solution heated in an oil bath at
100 C under a water-cooled condenser for 24 h over which the reduced
GO gradually precipitated out as a black solid. This product was isolated
by filtration over a medium fritted glass funnel, washed copiously with
water (5 X100 mL) and methanol (5X100 mL), and dried on the funnel
under a continuous air flow through the solid product cake。
尤其是这句“ heated in an oil bath at
100 C under a water-cooled condenser ”怎么理解;“ washed copiously with
water (5 X100 mL) and methanol (5X100 mL)”这个是怎么操作
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金虫 (初入文坛)

【答案】应助回帖

100摄氏度油浴,在烧瓶口搭载冷凝回流装置,反应。
先每次用100ml水洗5次、再用100ml甲醇洗5次。
2楼2014-11-17 10:24:59
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