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 13600-0150-1000ME MTBE, 1000µg/ml in MeOH, 5ml Price on request 57158 Cerium (Ce) Price on request 675832 Phosphamidon, 100 µg/ml, Toluene, 5ml Price on request