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DOT Hazard Class Information

 

These are labels or placards that convey hazard information for containers or shipments of hazardous materials. Each label has a characteristic color pattern, pictogram, and hazard class number. There are nine different hazard classes under DOT.  Click on the links below to see examples for each hazard class. 

DOT Hazard Classes

Hazard Class	Division	Label	Description
Class 1	1.1-1.6	Orange	Explosives
Class 2	2.1	red	Flammable Gases
	2.2	green	Non-Flammable Gases
	2.3	white	Poison/Toxic Gases
Class 3	n/a	red	Flammable Liquids
Class 4	4.1	red striped	Flammable Solids
	4.2	white top, red bottom	Spontaneously Combustible Materials
	4.3	blue	Dangerous When Wet
Class 5	5.1	yellow	Oxidizers
	5.2	red top, yellow bottom	Organic peroxides
Class 6	6.1	white	Poison/Toxic
	6.1	white	Keep Away From Foodstuffs
	6.2	white	Infectious Substance
Class 7	n/a	yellow top. white bottom	Radioactive
Class 8	n/a	white top, black bottom	Corrosive
Class 9	n/a	black-striped top, white bottom	Miscellaneous