Cannabinol-D3 is an internal standard used for the quantification of cannabinol. Cannabinol, also known as CBN, is a phytocannabinoid found in the Cannabis plant as well as a metabolite of tetrahydrocannabinol (THC). Cannabinol possesses potential anti-inflammatory and immunosuppressive activities and is only mildly psychoactive. Cannabinol-D3 is available as reference material (bulk powder and/or solution) and as calibrated, Ready-to-Use, certified reference material (CRM). This product is designed for qualitative and quantitative protocols and can be used for forensic, toxicology, research, and other chemical/biochemical analytical applications.