The improvement of the purity of fluorene is not dependent on the removal of acenaphthene and dibenzofuran, but dependent on the separation of other impurities.
芴纯度的提高
是依赖苊、氧芴的去除,而是其它杂质的分离。
The improvement of the purity of fluorene is not dependent on the removal of acenaphthene and dibenzofuran, but dependent on the separation of other impurities.
芴纯度的提高是依赖苊、氧芴的去除,而是其它杂质的分离。
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