4,4'-DDE, 100 µg/ml, Methanol, 1ml Back Catalog number: 679459 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680572 PCB 28, 10.0 µg/ml, Isooctane, 10ml Price on request 79613 1-Methylphenanthrene Price on request 3828.31-10UG 2 alpha,17ß(H),21 alpha(H)-2-Methylhopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. Price on request