Diflubenzuron, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 673257 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 30105 EPA Method 552,552.1,552.2 Internal Std Price on request 70454 Benzo(g,h,i)perylene-d12, 1000µg/ml in Methylen Chloride, 1ml Price on request 50602 ICP Mix - Parent Price on request