| parent | Norfentanyl | LP15048-9 |
| child | Norfentanyl [Mass/volume] in Serum or Plasma | 11074-2 |
| child | Norfentanyl [Presence] in Serum or Plasma | 61052-7 |
| STATUS | NotStated |
| PartDisplayName | en-US | Norfentanyl | Serum or Plasma | Drug toxicology |
LOINC Version: 2.81