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.
纯度
提高主要不是依赖苊、氧
除,而是其它杂质分离。
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.
纯度提高主要不是依赖苊、氧除,而是其它杂质分离。
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