Product name:  Sodium nitrite
Alias:  Sodium nitrite, food grade
CAS Number:  7632-00-0
EINECS Number:  231-555-9
Molecular formula:  NaNO2
Molecular weight:  68.9953
Physical and chemical properties:
Property White or slightly yellow orthorhombic crystal or powder. Slightly salty. Deliquescence easily.
Melting point 271℃
Relative density 2.168
Solubility It is easily soluble in water and liquid ammonia, and its aqueous solution is alkaline. Slightly soluble in absolute ethanol, methanol and ether.
Product Uses: used as mordant, bleaching agent, metal heat treatment agent, electroplating corrosion inhibitor, used as equipment disinfection and preservative in medicine.