There is a good but not perfect correlation between anesthetic potency and lipid solubility. MAC, minimum alveolar concentration. (Modified and reproduced, with permission, from Lowe HJ, Hagler K: Gas Chromatography in Biology and Medicine. Churchill, 1969.) Source: Chapter 8. Inhalation Anesthetics, Morgan & Mikhail's Clinical Anesthesiology, 5e Citation: Butterworth JF, IV, Mackey DC, Wasnick JD. Morgan & Mikhail's Clinical Anesthesiology, 5e; 2013 Available at: http://accessanesthesiology.mhmedical.com/DownloadImage.aspx?image=/data/books/butt5/butt5_c008f004.png&sec=42801628&BookID=564&ChapterSecID=42800539&imagename= Accessed: November 12, 2017 Copyright © 2017 McGraw-Hill Education. All rights reserved