挥发油在中草药里,常存在具有芳香气味的油,这种油在常温下能够挥发,并可随水蒸汽蒸馏而不破坏,称为挥发油,因味芳香,亦称香精油、精油。常见的含挥发油的中草药有:艾、当归、姜、桂皮、薄荷、豆豉姜、鱼腥草、黑老虎、丁香、玫瑰、橙皮、茴香、白豆蔻、土荆芥、苍术、桉叶、厚朴、五味子、菖蒲、芥 Volatile oils In Chinese herbal medicines, oils with aromatic odors are often present. These oils can evaporate at room temperature and can be destroyed by steam distillation without destroying them. They are called volatile oils and are aromatic, also known as essential oils and essential oils. Common herbs containing volatile oils are: Ai, Angelica, Ginger, Cinnamon, Peppermint, Cardamom Ginger, Houttuynia, Black Tiger, Clove, Rose, Orange Peel, Fennel, White Cardamom, Soil Nepeta, Atractylodes, Loquat Leaf, Thick Pak, Schisandra, calamus, mustard