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 683039 D3-Propyzamide, 100 µg/ml, Acetonitrile, 1ml Price on request 2231.20-10-5AN Ochratoxin A, 10 µg/mL, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 303-47-9 Price on request 50055 Chromium (Cr) Price on request