4,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673530 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 684241 Nitrosoglyphosate, 10mg Price on request 1508.20-K-T 6-Ethylchrysene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 2732-58-3 Price on request 19249 Herbicide Spiking Standard - TCLP Procedure Price on request