Sodium nitrite is the inorganic compound with the chemical formula NaNO2. It is a useful precursor to a variety of organic compounds, such as pharmaceuticals, dyes, and pesticides, but it is probably best known as a food additive to prevent botulism.
Color: colorless or yellow crystal,
Solubility: Soluble in water
Stability:Stable at room temperature in closed containers
- The main use of sodium nitrite is for the industrial production of organonitrogen compounds
- It is used in a variety of metallurgical applications, for phosphatizing and detinning.
- In Medicine sodium nitrite is used together with sodium thiosulfate to treat cyanide poisoning
- Sodium nitrite acts as an antioxidant in a mechanism similar to the one responsible for the coloring affect.