PB-22-d9 (exempt preparation) (Item No. 22871) is intended for use as an internal standard for the quantification of PB-22 (Item No. ISO00122) by GC- or LC-MS. PB-22 is categorized as a synthetic cannabinoid.1 It mimics the effects of Δ9-THC (Item Nos. 12068 | ISO60157). PB-22 is regulated as a Schedule I compound in the United States. PB-22-d9 (exempt preparation) (Item No. 22871) is provided as a DEA exempt preparation. This product is intended for research and forensic applications.WARNING This product is not for human or veterinary use.