4,4'-MDI, 1000mg Back Catalog number: 682730 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 677825 Methacrifos, 10.0 µg/ml, Acetonitrile, 10ml Price on request BB-49 2,2',4,5'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request 3072.11-100-IO 6-Methyl-1-naphthol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 24894-78-8 Price on request