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Chemical DictionaryCAS: 7632-00-0

Sodium Nitrite

SODIUM NITRITE=E250=Nitrous acid sodium salt

Sodium Nitrite

Sodium nitrite (NaNO2) is a strong oxidizing inorganic compound in the form of white or slightly yellowish crystals that can absorb moisture from the air.

Industrially, it is obtained by passing nitrogen oxide gases through sodium carbonate or sodium hydroxide solutions.

Uses and Benefits

•Strongly blocks the growth of lethal botulism bacteria (Clostridium botulinum) in meat products.

•Delays metal corrosion by creating a protective passive layer on iron and steel surfaces.

Applications

✓As a preservative and color fixative (E250) in cured meat products like sausages, salami, and bacon.

✓In synthesizing diazo compounds used in obtaining azo dyes.

Technical Identity

IUPAC / Trade NameSodium Nitrite
Chemical FormulaNaNO2
CAS Number7632-00-0
EC Number231-555-9
Molecular Weight69.00
Industry CategoryGeneral Industrial

* This page provides general information about industrial chemicals. Contact us to source this raw material or learn about equivalents.

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