Norfentanyl, 1000µg/ml in MeOH, 1ml Back Catalog number: 11859.14-K-ME Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 10385.21-K-ME UR-144 N-(4-Hydroxypentyl) metabolite Price on request 10608.19-10MG Zolpidem Phenyl-4-carboxylic acid Price on request 1574.17-10MG Morphine monohydrate, 10mg Price on request