Difenacoum, 10 µg/ml, Acetonitrile, 10ml Back Catalog number: 675753 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673352 Methidathion, 10.0 µg/ml, Acetonitrile, 10ml Price on request 673684 Prothiofos, 100 µg/ml, Ethyl acetate, 5ml Price on request 681539 N-Methyl perfluorooctane sulfonamide, 10mg Price on request