PAH-Mix 4, 10.0 µg/ml, Acetonitrile, 10ml Back Catalog number: 683866 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 34561 1,1,1-Trichlorotrifluoroethane Price on request 676692 Azoxystrobin, 100 µg/ml, Acetonitrile, 1ml Price on request DF-2378-S 2,3,7,8-Tetrachlorodibenzofuran , 1.2ml x 50ug/ml, nonane Price on request