2,4'-DDE, 100 µg/ml, Methanol, 1ml Back Catalog number: 679458 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1573.18-100-ME 14-Hydroxycodeine (7,8-Didehydro-4,5a-epoxy-3-methoxy-17-methylmorphinan-6a,14-diol), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 4829-46-3 Price on request 675872 2,4'-Dichlorobenzophenone, 250mg Price on request 9908.12-1MG 4-Methylethcathinone hydrochloride, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. 1225617-18-4 (free base) Price on request