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 ACQ-SE05-015 Ethanol standard in serum,0.5g/L,serum, 1.5mL Price on request 0212.18-200-T Chrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 218-01-9 Price on request 90496 2,6-Dimethylnaphthalene Price on request