slightly yellowish liquid, not flammable, a fire in the air much smoke, energetic oxidizer, in contact with many combustible substances causes them to spontaneous combustion. Toxic.
ADR 8
for ammonium nitrate, compound fertilizers, the oxidative etching of metals, for the needs of the economy.
| Narrative | The rate for grades | ||
| extra class | 1 class | 2 class | |
| Mass fraction of nitric acid (HNO3),%, not less | 57,0 | 56,0 | 46,0 |
| The content of nitrogen oxides in terms of N2O4,%, not more | 0,07 | 0,1 | 0,2 |
| The content of calcined residue,%, not more | 0,004 | 0,02 | 0,05 |
Nitric acid technical 57% readily dissolves certain metals, whereas at a higher concentration the metals do not dissolve.
This property is used to clean pipelines from metal salts.
Nitric acid 57% is used in almost all industries.
For a human body, vapors of Nitric acid are dangerous - they damage the respiratory tract. Vapors are heavier than air more than 2 times, therefore in places of storage at a leak they will accumulate closer to a floor.
If it gets on the skin, it causes a chemical burn, while the skin becomes yellow.
Contact with organic can cause fire and even explosion.
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