7-Aminoflunitrazepam-d7 (Item No. 19055) is a certified reference material that is intended for use as an internal standard for the quantification of 7-aminoflunitrazepam by GC- or LC-MS. 7-Aminoflunitrazepam is the main urinary metabolite of flunitrazepam that can be detected in urine specimens following flunitrazepam use. This product is intended for research and forensic applications.