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- DOT Hazardous Material Placards, Class 4, Dangerous When Wet
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Product Description
These 10.75" x 10.75" Hazardous Materials placards conform to D.O.T. HM-206 regulations which require placards on the front, back and sides of vehicles. These placards are sold in packages of 25 or 100 only. For corresponding Class 4 Dangerous When Wet DOT shipping labels see item # 03038.
These placards are available in three different materials:
| Material | Features |
| Polycoated Tagboard | Made from a semi-rigid paper card stock with a water resistant coating on both sides. This material is intended for single trip usage, at an economical price. Intended for use with placard holders. |
| Rigid Plastic | Manufactured on durable plastic able to withstand repeated usage under any weather conditions. The ink is applied using a silk screen process to ensure print quality and resist fading. Intended for use with placard holders. |
| Permanent Self-Adhesive Vinyl | Intended for permanent application on the transport vehicle. They are constructed with an outdoor grade 4-mil vinyl with an aggressive permanent adhesive backing. Once applied, these placards provide a permanent DOT marking solution. |
Magnetic versions are also available by special order (please inquire).
TECHNICAL NOTE 1: The US Department of Transportation's DOT Chart 15, Hazardous Materials Markings, Labeling and Placarding Guide is a terrific full-color compliance guide for placarding and labeling and is available for download from their web site.
TECHNICAL NOTE 2: In paragraph (c) of 49 CFR 173.124, a Dangerous When Wet material (DOT Division 4.3) is "a material that, by contact with water, is liable to become spontaneously flammable or to give off flammable or toxic gas at a rate greater than 1 L per kilogram of the material, per hour, when tested in accordance with UN Manual of Tests and Criteria." See the SDS HyperGlossary entry on water reactive materials for examples and additional reading on these potentially hazardous substances.
