试验发现，溶剂n, N-二甲基甲酰胺(DMF)的萃取效果优于二甲亚砜、乙腈及甲醇。
The extraction results showed that among the solvents, n, N-dimethylformamide (DMF) was better than dimethyl sulfoxide, ethyl cyanide and methanol.
试验发现，溶剂n, N-二甲基甲酰胺(DMF)的萃取效果优于二甲亚砜、乙腈及甲醇。
The extraction results showed that among the solvents, n, N-dimethylformamide (DMF) was better than dimethyl sulfoxide, ethyl cyanide and methanol.
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