Hazard Class 7 Radioactive Placards are required by 49 CFR 172.500 for highway, rail and water shipments of hazardous materials. Designed to meet DOT specifications for color and size, these 273mm x 273mm Radioactive Hazard Class 7 Placards may be used domestically as well as internationally. Our DOT placards are printed with durable UV inks that retard peeling, chipping and fading. Select from radioactive placards in a variety of styles and materials. Sold in packages of 25. Also sold in cases. Case quantity based on material.