4,4'-DDE, 100 µg/ml, Toluene, 5ml Back Catalog number: 675841 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 682073 2,4-Dimethylaniline, 100 µg/ml, Methanol, 5ml Price on request 11649.8-K-ME (+/-)-Norepinephrine hydrochloride,1000 µg base/mL,MeOH,1mL, Price on request 11020.31-5UG 2?-Methyl-18?(H)-Oleanane,neat,neat,Ca. 5 µg, Price on request