Pyrifenox, 100 µg/ml, Ethyl acetate, 1ml Back Catalog number: 677924 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 678406 Fenamiphos-sulfone, 100 µg/ml, Acetonitrile, 1ml Price on request 8CL-PFOS Sodium 8-chloroperfluoro-1-octanesulfonate, 1.2ml x 50ug/ml, methanol Price on request 70972 n-Nonadecane Price on request