EPA Method 8120 - Chlorinated Hydrocarbons Back Catalog number: 19108 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682389 Ipronidazole-hydroxy, 100 µg/ml, Methanol, 1ml Price on request 679459 4,4'-DDE, 100 µg/ml, Methanol, 1ml Price on request 79149 4,4’-DDE Price on request