Oregano Essential Oil Certificate of AnalysisCommon Name Oregano Essential Oil, Origanum oil Botanical Name Origanum vulgare Parts Used Herb Method of Extraction Steam distilled Lot # EC/1089/7 CAS # Einics # FEMA # Nafta # Color and Appearance @22C: Yellowish to brownish yellow liguid. Odor: Characteristic spicy odor. Refractive Index @ 72°F: 1.510 Optical Rotation: +1.05 Flash Point: 45C Specific Gravity @ 72°F: 0.963 Densi