Diflubenzuron, 250mg Back Catalog number: 674699 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 94562 PAH Standard Price on request 71942 1,8-Dimethylnaphthalene, 1000µg/ml in MeOH, 1ml Price on request 95354 Alcohol Kit Price on request