4,4'-DDT, 10.0 µg/ml, Ethyl acetate, 10ml Back Catalog number: 673537 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 676730 4,4'-Diamino-3,3'-dimethyldiphenylmethane, 100mg Price on request 1348.20-100-TX10 Benzo[b]fluoranthene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 93951-98-5 Price on request 91916 Soil Absolute Grade ™ - Metals Price on request