4,4’-DDT Back Catalog number: 79150 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended C11310200 Chlorhexidine dihydrochloride, certified, 0.25g Price on request 93256 EPA Method 8260 C-19 Standard Price on request 79861 Clopyralid (Lontrel), 1000µg/ml in Acetonitrile, 1ml Price on request