4,4'-DDE, 100mg Back Catalog number: 674983 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 66032 PCB No. 32, 100µg/ml in Isooctane, 1ml Price on request 90738 Acetonitrile Price on request 8393.6-K-TF Levoglucosan, 1000µg/mL, Solvent-Tetrahydrofuran, Unit 1mL, # of units-1, Cas.no. 498-07-7 Price on request