4,4'-DDD, 100 µg/ml, Toluene, 5ml Back Catalog number: 675989 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 34101 Methacrylonitrile Price on request 681210 2-Hexanol, 1ml Price on request 96927 Aldehyde & Ketone Standard Price on request