Isophorone-DNPH Back Catalog number: 83552 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3357.14-100-DC 2,4'-DDD (=TDE), 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 53-19-0 Price on request 71773A 3,4-Dinitrotoluene Price on request 679628 D3-4-Aminoantipyrine, 10mg Price on request