Napropamide, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678444 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1773.12-K-AN 4,4'-Diaminobiphenyl,1000 µg/mL,acetonitrile,1mL, Price on request 678466 Paraoxon-ethyl, 10 µg/ml, Acetonitrile, 10ml Price on request 677661 Chlozolinate, 100 µg/ml, Cyclohexane, 1ml Price on request