Hazard Class 5 Placards are required by 49 CFR 172.500 for highway, rail and water shipments of hazardous gases. Designed to meet DOT specifications for color and size, these 273mm x 273mm Hazard Class 5 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 oxidizer placards or organic peroxide placards including the revised organic peroxide placards in a variety of styles and materials. Sold in packages of 25. Also sold in cases. Case quantity based on material.