An essential oil was extracted from Myrrha pretreated with cellulase by using steam distillation.The chemical constituents were separated and identified by GC/MS.

• 采用水蒸汽蒸馏法分别从未处理和纤维素酶前处理的没药中提取挥发油,利用气相色谱-质谱(GC/MS)联用技术对其挥发油成分进行分析。