para-chloro Furanyl fentanyl 3-furancarboxamide (Item No. 22843) is an analytical reference standard that is structurally similar to known opioids. para-chloro Furanyl fentanyl 3-furancarboxamide is regulated as a Schedule I compound in the United States. This product is intended for research and forensic applications.WARNING This product is not for human or veterinary use.