Chlorpyrifos, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 675397 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 92166 1-Chloronaphthalene Price on request 676132 Butachlor, 100 µg/ml, Acetonitrile, 5ml Price on request 678426 Heptachlor, 100 µg/ml, Acetonitrile, 1ml Price on request