CFR › Title 21 › Part 868 › §868.588021 CFR §868.5880Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)Identification. An anesthetic vaporizer is a device used to vaporize liquid anesthetic and deliver a controlled amount of the vapor to the patient.(b)Classification. Class II (performance standards).