Fentanyl-D5 Back Catalog number: 96501 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 83611 Valeraldehyde-DNPH, 100µg/ml in Acetonitrile, 1ml Price on request 3772.6-K-IO 2,5-Dimethylpyrazine, Research grade, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 123-32-0 Price on request 685294 D4-Dopamine hydrochloride, 5mg Price on request