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#||Guide||Name of Material||ISO|
|Current as of: Oct. 2, 2011|
|1869||138||Magnesium alloys, with more than 50% Magnesium, in pellets, turnings or ribbons|
|1869||138||Magnesium, in pellets, turnings or ribbons|
|1873||143||Perchloric acid, with more than 50% but not more than 72% acid|
|1902||153||Diisooctyl acid phosphate|
|1903||153||Disinfectant, liquid, corrosive, n.o.s.|
|1903||153||Disinfectants, corrosive, liquid, n.o.s.|
|1907||154||Soda lime, with more than 4% Sodium hydroxide|
|1908||154||Chlorite solution, with more than 5% available Chlorine|
|1908||154||Sodium chlorite, solution, with more than 5% available Chlorine|
|1912||115||Methyl chloride and Methylene chloride mixture|
|1912||115||Methylene chloride and Methyl chloride mixture|
|1913||120||Neon, refrigerated liquid (cryogenic liquid)|
|1917||129P||Ethyl acrylate, stabilized|
|1919||129P||Methyl acrylate, stabilized|
|1928||135||Methyl magnesium bromide in Ethyl ether|
|1935||157||Cyanide solution, n.o.s.|
|1938||156||Bromoacetic acid, solution|
|1939||137||Phosphorus oxybromide, solid|
|1942||140||Ammonium nitrate, with not more than 0.2% combustible substances|
|1945||133||Matches, wax vesta|
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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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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Kenneth Barbalace. Emergency Response Guidebook (ERG) - UN Numbers 1869 through 1950. EnvironmentalChemistry.com. 1995 - 2023. Accessed on-line: 3/25/2023
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