4,4'-DDD, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678378 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 677173 Tri-n-propyltin chloride, 100mg Price on request 71147 1,3-Dicyclohexylcarbodiimide Price on request C14125010 Heptanal-2,4-dinitrophenylhydrazone, 100mg Price on request