4,4'-DDD, 250mg Back Catalog number: 677528 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended XA13480100CY Fenitrothion D6 (O,O-dimethyl D6), 100µg/ml in Cyclohexane, 1ml Price on request 12122.18-10MG Ofloxacin,neat,neat,10mg, Price on request 678346 Diphenylamine, 100 µg/ml, Ethyl acetate, 1ml Price on request