Fentanyl impurity A, 25mg Back Catalog number: 666 Availability: In the manufacturer's stock Price on request - + Recommended 3009.10-K-IO 3,3-Dimethyloctane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4110-44-5 Price on request PFTRDA Perfluoro-n-tridecanoic acid, 1.2ml x 50ug/ml, methanol Price on request 4PM101 2,2',4,5,5'-Pentachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request