Sodium Nitrite

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.

CAS NO:7632-00-0

Properties:
Form: Powder
Color: colorless or yellow crystal,
Solubility: Soluble in water
Stability:Stable at room temperature in closed containers
 
USES:
 

1. The main use of sodium nitrite is for the industrial production of organonitrogen compounds
2. Sodium nitrite is an effective corrosion inhibitor and is used as an additive in industrial greases
3.  It is used in a variety of metallurgical applications, for phosphatizing and detinning.

Applications:
 

1. In Medicine sodium nitrite is used together with sodium thiosulfate to treat cyanide poisoning
2. Sodium nitrite is responsible for the desirable red color (or shaded pink) of meat.Very little nitrite is needed to induce this change.
3. Sodium nitrite acts as an antioxidant in a mechanism similar to the one responsible for the coloring affect.