[CAS Number 1135070-98-2] Ethyl-β-D-glucuronide-D5 is the deuterated form of Ethyl-β-D-glucuronide (EtG). Ethyl-β-D-glucuronide (EtG) is a non-volatile, water-soluble direct metabolite of Ethanol. It is a sensitive and specific biomarker for detecting alcohol abuse and for monitoring alcohol abstinence. Ethyl-β-D-glucuronide-D5 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.