Specification :

• Nitric acid 68%

HNO3 68% Min; HNO2 0.05% Max.
Chemical name:nitric acid, industrial
• Molecular formula :HNO3
• Molecular weight :63.01
• Property: Clear, light yellow liquid. Fumes in moist air. Characteristic choking odor. Very corrosive. Decompose to nitrogen dioxide under light or heat.
Specification:
physical Appearance Clear and colourless to very pale amber liquid
Assay as (HNO3) 68.0 +/- 0.5%
Halides (as Cl) 0.001% Max
Sulfate (as SO4) 0.005% Max
Specific Gravity: at 20 Deg/4 Deg 1.400 - 1.410
Residue after Evaporation 0.010% Max
Phosphate (as PO4) 0.005% Max
Iron as Fe 0.001 % Max
Heavy Metals (as Pb) 0.005% Max

Physicochemical characteristics:
The specific gravity is 1.368-1.486 when the temperature is 20. It is strong oxidizer, a kind of strong acid with strong causticity. It is easy to be decompounded when heated.

Main use: Can be used in medicine, dyestuff, equipment for taking photos. It is also one of the important materials of explosive industry.