Norfentanyl

Internal

• 6687-N-055 Norfentanyl-D5 oxalate, 1.0 mg/mL (as free base) (Ambient)
• 6687-N-030 Norfentanyl-D5 oxalate, 100 µg/mL (as free base) (Ambient)

Analytical

• 6687-N-031 Norfentanyl oxalate, 1.0 mg/mL as free base (Ambient)

Information

Norfentanyl is a major urinary metabolite of fentanyl, a potent synthetic analgesic sold under various trade names including Sublimaze, Duragesic, Actiq, and Fentora.