Perfluorooctylphosphonic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFOPA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2942.9-100-IO Endosulfan-II-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 203716-99-8 Price on request 1151.31-K-IO n-Hentriacontane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 630-04-6 Price on request 91744 Methyl-t-butyl ether Price on request