2,2'-DDE, 10 µg/ml, Cyclohexane, 10ml Back Catalog number: 678133 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 677374 Benzoin, 100 µg/ml, Acetonitrile, 5ml Price on request 0239.20-400-05CY Benzo[a]pyrene,400µg/mL,cyclohexane,0.5mL, Price on request 79674 Dibenzothiophene Price on request