4,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673529 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3423.7-100-CY Ioxynil Price on request 92238 Phenols Mix #5 Price on request 673955 gamma-HCH, 100 µg/ml, Cyclohexane, 5ml Price on request