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Emergency Response Guidebook (ERG)

This is an online version of the 2008 Emergency Response Guidebook (ERG) which is produced by the USDOT for first responders during the initial phase of a Dangerous goods/Hazardous Materials incident. Have you ever wondered what those four digit numbers on the placards on the side of trucks and rail cars mean? Our online ERG will give you your answer.

ERG Menu

UN Numbers 3028 through 3108

UN#GuideName of MaterialISO
Current as of: Oct. 2, 2011
3028154Batteries, dry, containing Potassium hydroxide solid
3048157Aluminum phosphide pesticide
3049138Metal alkyl halides, n.o.s.
3049138Metal alkyl halides, water-reactive, n.o.s.
3049138Metal aryl halides, n.o.s.
3049138Metal aryl halides, water-reactive, n.o.s.
3050138Metal alkyl hydrides, n.o.s.
3050138Metal alkyl hydrides, water-reactive, n.o.s.
3050138Metal aryl hydrides, n.o.s.
3050138Metal aryl hydrides, water-reactive, n.o.s.
3051135Aluminum alkyls
3052135Aluminum alkyl halides
3052135Aluminum alkyl halides, liquid
3052135Aluminum alkyl halides, solid
3053135Magnesium alkyls
3054129Cyclohexanethiol
3054129Cyclohexyl mercaptan
30551542-(2-Aminoethoxy) ethanol
3056129n-Heptaldehyde
3057125Trifluoroacetyl chlorideYes
3064127Nitroglycerin, solution in alcohol, with more than 1% but not more than 5% Nitroglycerin
3065127Alcoholic beverages
3066153Paint (corrosive)
3066153Paint related material (corrosive)
3070126Dichlorodifluoromethane and Ethylene oxide mixture, with not more than 12.5% Ethylene oxide
3070126Dichlorodifluoromethane and Ethylene oxide mixtures, with not more than 12% Ethylene oxide
3070126Ethylene oxide and Dichlorodifluoromethane mixture, with not more than 12.5% Ethylene oxide
3070126Ethylene oxide and Dichlorodifluoromethane mixtures, with not more than 12% Ethylene oxide
3071131Mercaptan mixture, liquid, poisonous, flammable, n.o.s.
3071131Mercaptan mixture, liquid, toxic, flammable, n.o.s.
3071131Mercaptans, liquid, poisonous, flammable, n.o.s.
3071131Mercaptans, liquid, toxic, flammable, n.o.s.
3072171Life-saving appliances, not self-inflating
3073131PVinylpyridines, stabilized
3076138Aluminum alkyl hydrides
3077171Environmentally hazardous substances, solid, n.o.s.
3077171Hazardous waste, solid, n.o.s.
3077171Other regulated substances, solid, n.o.s.
3078138Cerium, turnings or gritty powder
3079131PMethacrylonitrile, stabilizedYes
3080155Isocyanate solution, poisonous, flammable, n.o.s.
3080155Isocyanate solution, toxic, flammable, n.o.s.
3080155Isocyanate solutions, n.o.s.
3080155Isocyanates, n.o.s.
3080155Isocyanates, poisonous, flammable, n.o.s.
3080155Isocyanates, toxic, flammable, n.o.s.
3082171Environmentally hazardous substances, liquid, n.o.s.
3082171Hazardous waste, liquid, n.o.s.
3082171Other regulated substances, liquid, n.o.s.
3083124Perchloryl fluorideYes
3084140Corrosive solid, oxidizing, n.o.s.
3085140Oxidizing solid, corrosive, n.o.s.
3086141Poisonous solid, oxidizing, n.o.s.
3086141Toxic solid, oxidizing, n.o.s.
3087141Oxidizing solid, poisonous, n.o.s.
3087141Oxidizing solid, toxic, n.o.s.
3088135Self-heating solid, organic, n.o.s.
3089170Metal powder, flammable, n.o.s.
3090138Lithium batteries
3090138Lithium batteries, liquid or solid cathode
3090138Lithium metal batteries (including lithium alloy batteries)
3091138Lithium batteries contained in equipment
3091138Lithium batteries packed with equipment
3091138Lithium metal batteries contained in equipment (including lithium alloy batteries)
3091138Lithium metal batteries packed with equipment (including lithium alloy batteries)
30921291-Methoxy-2-propanol
3093140Corrosive liquid, oxidizing, n.o.s.
3094138Corrosive liquid, water-reactive, n.o.s.
3094138Corrosive liquid, which in contact with water emits flammable gases, n.o.s.
3095136Corrosive solid, self-heating, n.o.s.
3096138Corrosive solid, water-reactive, n.o.s.
3096138Corrosive solid, which in contact with water emits flammable gases, n.o.s.
3097140Flammable solid, oxidizing, n.o.s.
3098140Oxidizing liquid, corrosive, n.o.s.
3099142Oxidizing liquid, poisonous, n.o.s.
3099142Oxidizing liquid, toxic, n.o.s.
3100135Oxidizing solid, self-heating, n.o.s.
3101146Organic peroxide type B, liquid
3102146Organic peroxide type B, solid
3103146Organic peroxide type C, liquid
3104146Organic peroxide type C, solid
3105145Organic peroxide type D, liquid
3106145Organic peroxide type D, solid
3107145Organic peroxide type E, liquid
3108145Organic peroxide type E, solid

Data Source for our online 2008 ERG

This information was compiled from the 2008 Emergency Response Guidebook (2008 ERG) which is produced by the U.S. Department of Transportation.

(Data last updated/verified: Oct. 2, 2011)

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Disclaimer

WARNING: These pages are for general reference and educational purposes only and MUST NOT be relied upon as a sole source to determine regulatory compliance or where matters of life and health are concerned. This site and the author do not warrant or guarantee the accuracy or the sufficiency of the information provided and do not assume any responsibility for its use.

To ensure regulatory compliance when transporting hazardous materials or dangerous goods, one must receive proper training and certification from a qualified instructor and refer to the current year's Code of Federal Regulations Title 49 (49CFR) or your country's shipping regulations. In matters regarding workplace safety, refer to current OSHA regulations (29CFR) and NIOSH guidelines or your own country's health and safety regulations. No one should ever enter into a hazardous environment without proper training from qualified instructors.

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