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cjm2003

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goodzdk

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14Â¥: Originally posted by cjm2003 at 2013-07-04 17:39:45
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liulion2008

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Extract the substance with ethanol in Soxhlet's apparatus.
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17Â¥: Originally posted by liulion2008 at 2013-08-02 08:28:17
Extract the substance with ethanol in Soxhlet's apparatus.
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