4,4’-DDD Back Catalog number: 79017 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11084.7-100MG 2,6-Dimethylpyridine,neat,neat,100mg, Price on request 679660 2,3,4,6-Tetrachlorophenol, 10.0 µg/ml, Cyclohexan Price on request 24023 EPA Method 8260 Internal & Surrogate Standard Price on request