Cerilliant - Model C-163-1EA -Carfentanil-D5 Oxalate

100 µg/mL (as free base) in Methanol - Certified Reference Material. This stable labeled internal standard is suitable for quantitation of carfentanil in fentanyl GC/MS or LC/MS methods for applications in clinical toxicology, forensic analysis, urine drug testing, pain prescription monitoring or isotope dilution. Marketed under the trade name Wildnil® as a general anesthetic for large animals, carfentanil hit the illicit market in 2016 as a new NPS drug or in combination with heroin. Carfentanil, also known as 4-carbomethoxyfentanyl, is a fentanyl analog 10,000 times more potent than morphine, making it one of the most potent synthetic opioids available.