Character：

Colorless to yellowish or microstrip Brown clear liquid. System containing dissolved nitrogen dioxide nitric acid. 90% to 100% nitric acid. Red and yellow smoke issued four nitrogen dioxide, nitrogen oxide. Miscible with water. The relative density increases according to the increase of free nitrogen dioxide. Concentrated nitric acid containing 7.5% nitrogen dioxide relative density (d204) was 1.526, with 12.7% relative density of nitrogen dioxide (d204) 1.544.

Storage:

Sealed, cool and dry.

Use:

Bile red. Oxidant. Make dyes.

First aid:

Inhalation: quickly from the scene to fresh air. Maintain airway patency. If breathing is difficult, give oxygen. If the breathing stops, immediately perform artificial respiration. Medical treatment.

Ingestion: oral intake of water gargle, to drink milk or egg white. Medical treatment.

Skin contact: immediately remove contaminated clothing, rinse with plenty of flowing water, at least 15 minutes. Medical treatment.

Eye contact: immediately lift the lid and rinse thoroughly with plenty of flowing water or saline for at least 15 minutes. Medical treatment.

Extinguishing method:

Combustibility: non combustible

Extinguishing agent: fog water, carbon dioxide, sand.

Fire precautions: Firefighters must wear the whole body acid and alkali resistant fire suit