Metolachlor, 10.0 µg/ml, Acetonitrile, 10ml Back Catalog number: 680804 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 40416 Benzo(a)anthracene, 100µg/ml in Acetonitrile, 1ml Price on request 92703 Surrogate Standard Price on request X9145 2-Nitrophenol Price on request