2,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673528 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680378 Caffeic acid, 100mg Price on request 3992.9-K-CY 1,1,4-Trimethylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 7094-27-1 Price on request 2001.12-100-IO 2,2',4,5,5'-Pentachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 37680-73-2 Price on request