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 11636.23-10MG Butyryl fentanyl hydrochloride Price on request 10537.14-K-ME 3,4-Dichloromethylphenidate, threo, racemic Price on request 10312.10-10MG 3-Chlorophenylpiperazine hydrochloride Price on request