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 9289.15-100-ME O-Desmethyl tramadol-d6 (racemic) Price on request 9889.10-K-ME 5,6-Methylenedioxy-2-aminoindane Price on request 73089 Oxazepam, 1000ug/mL in AcN Price on request