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 79234 5-Nitro-o-toluidine Price on request 3237.21-K-IO 12-cis-Heneicosenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3515-84-2 Price on request 675033 Sodium Dodecylbenzenesulfonate (soft type) (LAS 10 Price on request