4,4'-DDA, 100mg Back Catalog number: 681820 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3797.18-K-IO Traseolide, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 68140-48-7 Price on request DFP-LCS-B Mass-Labelled PCDDs/PCDFs/PCBs Solution/Mixture, 1.2ml, nonane Price on request 684898 2,3,6-Trichlorotoluene, 100 µg/ml, Methanol, 5ml Price on request