Agent Name

Nitrogen trioxide

CAS Number

10544-73-7

Formula

N2-O3

Major Category

Toxic Gases & Vapors

Synonyms

Dinitrogen trioxide; Nitrogen oxide (N2O3); UN2421; [ChemIDplus];

Category

Oxidizers

Description

"Blue liquid with a sharp, unpleasant chemical odor"; [CAMEO]

Sources/Uses

"Used in special purpose fuels." [CAMEO]

Comments

Dissociates to produce NO and NO2; Strong skin and eye irritant; Contact may cause burns or frostbite; Very toxic by inhalation; [CAMEO] See "Nitrogen dioxide."

Exposure Assessment
TIH

Yes

Explanatory Notes

Boiling point = 38 degrees F; [CAMEO]

Adverse Effects
Toxic Pneumonitis

Yes

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent: