4,4’-DDE Back Catalog number: 79041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3655.20-10MG trans-Crocetine, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 27876-94-4 Price on request 38010 CWA Low Level PAHs-HPLC Price on request ACQ-SE30-030 Ethanol standard in serum,3.0g/L,serum, 3mL Price on request