Sodium nitrite
¥1100.00
Product Name: Sodium Nitrite
Chemical Formula: NaNO₂
Key Features: White to pale yellow crystalline powder, hygroscopic, soluble in water, strong reducing agent, toxic.
Main Applications by Industry:
Construction: As corrosion inhibitor in concrete and cement admixtures to prevent rebar rusting.
Industrial Manufacturing: As heat transfer salt in metal heat treatment (quenching and tempering baths).
Food Industry: As color fixative and preservative in cured meats (bacon, ham, sausages) — strictly regulated.
Textile & Dyeing: As diazotizing agent in azo dye production and as auxiliary in textile processing.
Rubber & Polymer: As processing aid in rubber vulcanization and antioxidant formulation.
Chemical Synthesis: As raw material for producing nitrous acid, nitroso compounds, diazonium salts, and other organic intermediates.
Water Treatment: As corrosion inhibitor in industrial boiler and cooling water systems.
Pharmaceuticals: As intermediate in drug synthesis and as antidote component for cyanide poisoning.
Metal Finishing: As additive in electroplating and phosphatizing baths to improve coating quality.
Handling & Safety:
Toxic and strong oxidizing agent. May cause methemoglobinemia if ingested/inhaled. Avoid contact with reducing agents, amines, and organic materials. Use PPE (gloves, goggles, respirator). Store in cool, dry, well-ventilated area away from flammables.
