Displaying 3 results of Sevoflurane Impurities Sevoflurane is a widely used inhalational anesthetic for surgical procedures. However, like any other drug, it may contain impurities that can affect its efficacy and safety. These impurities can arise during the manufacturing process or due to degradation of the drug over time. It is essential to identify and quantify these impurities to ensure that patients receive safe and effective anesthesia. Some of the common impurities in sevoflurane include methanol, formaldehyde, and epichlorohydrin.