Diphenylamine, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678394 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 678400 Esfenvalerate, 100 µg/ml, Acetonitrile, 5ml Price on request DF-1279-S 1,2,7,9-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 71262 Hexamethylphosphoramide Price on request