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.

Phenylhydrazine ==> Phthalimide derivative pe

Name of MaterialGuideUN#ISO
Current as of: Oct. 2, 2011
Phenylhydrazine1532572
Phenylmercuric acetate1511674
Phenylmercuric compound, n.o.s.1512026
Phenylmercuric hydroxide1511894
Phenylmercuric nitrate1511895
Phenylphosphorus dichloride1372798
Phenylphosphorus thiodichloride1372799
Phenyltrichlorosilane1561804
Phosgene1251076Yes
Phosphine1192199Yes
Phosphoric acid1541805
Phosphoric acid, liquid1541805
Phosphoric acid, solid1541805
Phosphoric acid, solid1543453
Phosphoric acid, solution1541805
Phosphorous acid1542834
Phosphorous acid, ortho1542834
Phosphorus heptasulfide, free from yellow and white Phosphorus1391339
Phosphorus heptasulphide, free from yellow and white Phosphorus1391339
Phosphorus oxybromide1371939
Phosphorus oxybromide, molten1372576
Phosphorus oxybromide, solid1371939
Phosphorus oxychloride1371810Yes
Phosphorus pentabromide1372691
Phosphorus pentachloride1371806
Phosphorus pentafluoride1252198Yes
Phosphorus pentafluoride, compressed1252198Yes
Phosphorus pentasulfide, free from yellow and white Phosphorus1391340
Phosphorus pentasulphide, free from yellow and white Phosphorus1391340
Phosphorus pentoxide1371807
Phosphorus sesquisulfide, free from yellow and white Phosphorus1391341
Phosphorus sesquisulphide, free from yellow and white Phosphorus1391341
Phosphorus tribromide1371808
Phosphorus trichloride1371809Yes
Phosphorus trichloride1371809Yes
Phosphorus trioxide1572578
Phosphorus trisulfide, free from yellow and white Phosphorus1391343
Phosphorus trisulphide, free from yellow and white Phosphorus1391343
Phosphorus, amorphous1331338
Phosphorus, amorphous, red1331338
Phosphorus, white, dry or under water or in solution1361381
Phosphorus, white, molten1362447
Phosphorus, yellow, dry or under water or in solution1361381
Phthalic anhydride1562214

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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