A new process to prepare nicotine from waste tobacco is introduced,and the process conditions are discussedin detail.The process has high yield and good quality for the products.

• 介绍了以废烟草为原料生产烟碱的新工艺，对工艺条件进行了较为详细的讨论。该工艺具有产品产率高、质量好等优点。