Perfluoro-n-butanoic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFBA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 93817 Semi-Volatile Standard Price on request 1151.31-10MG n-Hentriacontane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 630-04-6 Price on request 91480 Decachlorobiphenyl Price on request