By contrasting with many retrieving methods of normal heptane in petroleum chemistry experiment this paper showed that alumina is a good sorbent, both simple and convenience.

• 对石油化学实验中所使用正庚烷溶剂的回收方法进行了对比,实验表明,采用氧化铝作为吸附剂效果良好,方法简便易行。