Urea nitrate
Agent Name
Urea nitrate
CAS Number
124-47-0
Formula
C-H4-N2-O.H-N-O3
Major Category
Nitrogen Compounds
Synonyms
Acidogen nitrate; Urea mononitrate; Urea nitrate (wet); Urea, mononitrate; Uronium nitrate; [ChemIDplus] UN0220; UN1357
Category
Nitrates and Nitrites
Description
Colorless or white odorless solid; [HSDB] Colorless to white odorless crystalline powder; [MSDSonline]
Sources/Uses
Used as a sensitizer for explosives, fertilizer, and organic reagent; [Merck Index] Used to make urethane; [HSDB]
Comments
May explode on exposure to heat, flames, or shock; [Merck Index] A mild skin and mucous membrane irritant; Emergency treatment: Methemoglobinemia; [HSDB] A strong oxidizing agent; Explosive and easily ignited; Rapidly burns producing toxic nitrogen oxides; [CAMEO] Wetted with approximately 25% water: A strong oxidizing agent; High risk of explosion by heating, shock, and static discharge; Classified as Class A Explosive (UN0220) when dried below 20% water content; An irritant; [MSDSonline]
Biomedical References
Exposure Assessment
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Urea nitrate, wetted with not less than 20% water."
Adverse Effects
Methemoglobinemia
MetHgb is secondary toxic effect
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.