Coumaphos, 10.0 µg/ml, Acetonitrile, 10ml Back Catalog number: 674062 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 678443 Naled, 100 µg/ml, Acetonitrile, 5ml Price on request 81204 EPA Method 8121 Surrogate Standard Price on request 96522 Desalkylflurazepam Price on request