Isopropylbenzene, 500mg Back Catalog number: 680120 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 672847 Diuron, 250mg Price on request 2863.12-50-IO 5-Fluoro-3,3',4,4'-tetrachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 680032 1,3-Bis(4-nitrophenyl)urea, 50mg Price on request