Objective: To found a method to detect the residual solvents of Penicillin Sodium for Injection: butanol, acetic ether and butyl acetate.

• 摘要目的：建立一种气相色谱法同时测定注射用青霉素钠中有机溶剂丁醇、乙酸乙酯、乙酸丁酯残留量的方法。