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.

Organic peroxide type C, ==> Organophosphorus compound

Name of MaterialGuideUN#ISO
Current as of: Oct. 2, 2011
Organic peroxide type C, liquid1463103
Organic peroxide type C, liquid, temperature controlled1483113
Organic peroxide type C, solid1463104
Organic peroxide type C, solid, temperature controlled1483114
Organic peroxide type D, liquid1453105
Organic peroxide type D, liquid, temperature controlled1483115
Organic peroxide type D, solid1453106
Organic peroxide type D, solid, temperature controlled1483116
Organic peroxide type E, liquid1453107
Organic peroxide type E, liquid, temperature controlled1483117
Organic peroxide type E, solid1453108
Organic peroxide type E, solid, temperature controlled1483118
Organic peroxide type F, liquid1453109
Organic peroxide type F, liquid, temperature controlled1483119
Organic peroxide type F, solid1453110
Organic peroxide type F, solid, temperature controlled1483120
Organic phosphate compound mixed with compressed gas1231955Yes
Organic phosphate mixed with compressed gas1231955Yes
Organic phosphorus compound mixed with compressed gas1231955Yes
Organic pigments, self-heating1353313
Organoarsenic compound, liquid, n.o.s.1513280Yes
Organoarsenic compound, n.o.s.1513280Yes
Organoarsenic compound, solid, n.o.s.1513465
Organochlorine pesticide, liquid, flammable, poisonous1312762
Organochlorine pesticide, liquid, flammable, toxic1312762
Organochlorine pesticide, liquid, poisonous1512996
Organochlorine pesticide, liquid, poisonous, flammable1312995
Organochlorine pesticide, liquid, toxic1512996
Organochlorine pesticide, liquid, toxic, flammable1312995
Organochlorine pesticide, solid, poisonous1512761
Organochlorine pesticide, solid, toxic1512761
Organometallic compound dispersion, water-reactive, flammable, n.o.s.1383207
Organometallic compound solution, water-reactive, flammable, n.o.s.1383207
Organometallic compound, poisonous, liquid, n.o.s.1513282
Organometallic compound, poisonous, n.o.s.1513282
Organometallic compound, poisonous, solid, n.o.s.1513467
Organometallic compound, solid, water-reactive, flammable, n.o.s.1383372
Organometallic compound, toxic, liquid, n.o.s.1513282
Organometallic compound, toxic, n.o.s.1513282
Organometallic compound, toxic, solid, n.o.s.1513467
Organometallic compound, water-reactive, flammable, n.o.s.1383207
Organometallic substance, liquid, pyrophoric1353392
Organometallic substance, liquid, pyrophoric, water-reactive1353394
Organometallic substance, liquid, water-reactive1353398
Organometallic substance, liquid, water-reactive, flammable1383399
Organometallic substance, solid, pyrophoric1353391
Organometallic substance, solid, pyrophoric, water-reactive1353393
Organometallic substance, solid, self-heating1383400
Organometallic substance, solid, water-reactive1353395
Organometallic substance, solid, water-reactive, flammable1383396
Organometallic substance, solid, water-reactive, self-heating1383397

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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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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