2,4-D-iso-propyl ester, 250mg Back Catalog number: 679775 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 95330 Fluorene-d10 Price on request 0265.20-200-T Benzo[k]fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 207-08-9 Price on request 79027 Benzo(a)pyrene Price on request