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.

UN Numbers 2233 through 2284

UN#GuideName of MaterialISO
Current as of: Oct. 2, 2011
2233152Chloroanisidines
2234130Chlorobenzotrifluorides
2235153Chlorobenzyl chlorides
2235153Chlorobenzyl chlorides, liquid
22361563-Chloro-4-methylphenyl isocyanate
22361563-Chloro-4-methylphenyl isocyanate, liquid
2237153Chloronitroanilines
2238129Chlorotoluenes
2239153Chlorotoluidines
2239153Chlorotoluidines, liquid
2239153Chlorotoluidines, solid
2240154Chromosulfuric acid
2240154Chromosulphuric acid
2241128Cycloheptane
2242128Cycloheptene
2243130Cyclohexyl acetate
2244129Cyclopentanol
2245128Cyclopentanone
2246128Cyclopentene
2247128n-Decane
2248132Di-n-butylamine
2249131Dichlorodimethyl ether, symmetrical
2250156Dichlorophenyl isocyanates
2251128P2,5-Norbornadiene, stabilized
2251128PBicyclo[2.2.1]hepta-2,5-diene, stabilized
22521271,2-Dimethoxyethane
2253153N,N-Dimethylaniline
2254133Matches, fusee
2256130Cyclohexene
2257138Potassium
2257138Potassium, metal
22581321,2-Propylenediamine
22581321,3-Propylenediamine
2259153Triethylenetetramine
2260132Tripropylamine
2260132Tripropylamine
2261153Xylenols
2261153Xylenols, solid
2262156Dimethylcarbamoyl chloride
2263128Dimethylcyclohexanes
2264132Dimethylcyclohexylamine
2264132N,N-Dimethylcyclohexylamine
2265129N,N-Dimethylformamide
2266132Dimethyl-N-propylamine
2267156Dimethyl thiophosphoryl chloride
22691533,3'-Iminodipropylamine
2270132Ethylamine, aqueous solution, with not less than 50% but not more than 70% Ethylamine
2271128Ethyl amyl ketone
2272153N-Ethylaniline
22731532-Ethylaniline
2274153N-Ethyl-N-benzylaniline
22751292-Ethylbutanol
22761322-Ethylhexylamine
2277130PEthyl methacrylate
2277130PEthyl methacrylate, stabilized
2278128n-Heptene
2279151Hexachlorobutadiene
2279151Hexachlorobutadiene
2280153Hexamethylenediamine, solid
2281156Hexamethylene diisocyanate
2281156Hexamethylene diisocyanate
2282129Hexanols
2283130PIsobutyl methacrylate, stabilized
2284131Isobutyronitrile

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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