Isovaleraldehyde-DNPH Back Catalog number: 83553 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9520.13-50-ME 1H,1,H,2H,2H-Perfluorodecyl acrylate-d3, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 79080 EPA Method 8330 Analyte Price on request 4PM159 2,3,3',4,5,5'-Hexachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request