4,4’-DDE Back Catalog number: 79688 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 51134 GRO Standard C6-C10, 2000µg/ml in MetChloride, 1ml Price on request 98222 EPA Method 8260 VOC Standard Price on request 70187 2-Fluorobiphenyl Price on request