Description General description Delorazepam, also known as chlordesmethyldiazepam, is a long acting benzodiazepine. Delorazepam is also an active metabolite of the benzodiazepine drugs diclazepam and cloxazolam. This Certified Spiking Solution® is suitable for use as starting material in calibrators or controls for a variety of LC/MS or GC/MS applications from forensic analysis and clinical toxicology to urine drug testing. Legal Information CERILLIANT is a registered trademark of Cerilliant Corporation CERTIFIED SPIKING SOLUTION is a registered trademark of Cerilliant Corporation