A off odor isolation agent, includes emulsifier, essential oil and solvent. The emulsifier is fatty alcohol-polyoxyethylene ether. The mixing ratio of emulsifier, essential oil and solvent is emulsifier 5~7%, essential oil 5~7% and solvent 86~90% respectively. Moreover, the total ratio of emulsifier, essential oil and solvent do not exceed 100%.一種臭味隔離劑,包括乳化劑、精油及溶劑。乳化劑為脂肪醇聚氧乙烯醚覆配品。乳化劑、精油及該溶劑之混合比例為乳化劑5%~7%、精油5%~7%、溶劑86%~90%,且乳化劑、精油及溶劑之總合比例不超過100%。10‧‧‧臭味隔離劑11‧‧‧乳化劑12‧‧‧精油13‧‧‧溶劑