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founder

木虫 (知名作家)

【答案】应助回帖

感谢参与,应助指数 +1
一、过滤,二、使用大量碳酸水清洗滤出物,并收集滤液,三、将滤液进行烘干,并将后析出物在200℃左右灼烧!
碳酸钙量大吗
一切皆有可能!
11楼2012-10-19 12:58:42
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xiaomo1289

铁虫 (初入文坛)

【答案】应助回帖

硫酸钙废渣,不知如何将其变废为宝,如有技术可合作,多谢
爱你依然,从来未变!
12楼2013-11-25 15:34:09
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