...；藜芦醇；内标法；外标法[gap=912]Key words： 3，4-dimethoxy phenyl acetonitrile；GC-FID；pyrocatechol；veratryl alcohol；internal standard method；external standard method..
The unrefined Veratrylalcohol extracted from fresh grape peel by organic solvent could significantly enhance Lip activity.
有机萃取葡萄皮渣粗提藜芦醇可提高酶活。
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Veratrylalcohol was synthesized through the reduction of sodium borohydride from veratraldehyde with isopropanol as solvent, followed by solvent extraction and distillation under reduced pressure.