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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

Sodium hydrogendifluoride ==> Solids containing flammab

Name of MaterialGuideUN#ISO
Current as of: Oct. 2, 2011
Sodium hydrogendifluoride1542439
Sodium hydrosulfide, solid, with less than 25% water of crystallization1352318
Sodium hydrosulfide, solution1542922
Sodium hydrosulfide, with less than 25% water of crystallization1352318
Sodium hydrosulfide, with not less than 25% water of crystallization1542949
Sodium hydrosulfite1351384
Sodium hydrosulphide, solid, with less than 25% water of crystallization1352318
Sodium hydrosulphide, solution1542922
Sodium hydrosulphide, with less than 25% water of crystallization1352318
Sodium hydrosulphide, with not less than 25% water of crystallization1542949
Sodium hydrosulphite1351384
Sodium hydroxide, bead1541823
Sodium hydroxide, dry1541823
Sodium hydroxide, flake1541823
Sodium hydroxide, granular1541823
Sodium hydroxide, solid1541823
Sodium hydroxide, solution1541824
Sodium methylate1381431
Sodium methylate, dry1381431
Sodium methylate, solution in alcohol1321289
Sodium monoxide1571825
Sodium nitrate1401498
Sodium nitrate and Potassium nitrate mixture1401499
Sodium nitrite1401500
Sodium nitrite and Potassium nitrate mixture1401487
Sodium pentachlorophenate1542567
Sodium perborate monohydrate1403377
Sodium percarbonates1402467
Sodium perchlorate1401502
Sodium permanganate1401503
Sodium peroxide1441504
Sodium peroxoborate, anhydrous1403247
Sodium persulfate1401505
Sodium persulfate1401505
Sodium persulphate1401505
Sodium phosphide1391432
Sodium picramate, wetted with not less than 20% water1131349
Sodium potassium alloys1381422
Sodium potassium alloys, liquid1381422
Sodium potassium alloys, solid1383404
Sodium selenite1512630
Sodium selenite1512630
Sodium silicofluoride1542674
Sodium sulfide, anhydrous1351385
Sodium sulfide, hydrated, with not less than 30% water1531849
Sodium sulfide, with less than 30% water of crystallization1351385
Sodium sulphide, anhydrous1351385
Sodium sulphide, hydrated, with not less than 30% water1531849
Sodium sulphide, with less than 30% water of crystallization1351385
Sodium superoxide1432547
Solids containing corrosive liquid, n.o.s.1543244

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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