Molecular Formula: NaNO₂
Molecular Weight: 69.00 g/mol
Sodium nitrite is an inorganic compound that appears as a white to light yellow crystalline powder with a salty taste and is readily soluble in water. It is widely used in food preservation, dye intermediates, pharmaceutical synthesis, metal treatment, corrosion prevention and inhibition, the rubber industry, and chemical reagents. As an important inorganic salt chemical raw material, sodium nitrite possesses both oxidizing and reducing properties, playing a key role in various industrial reactions.
| Item | Specification |
|---|---|
| Product Name | Sodium Nitrite |
| CAS Number | 7632-00-0 |
| Molecular Formula | NaNO₂ |
| Molecular Weight | 69.00 g/mol |
| Appearance | White to light yellow crystalline powder |
| Purity | ≥99.0% |
| Insoluble Matter | ≤0.05% |
| Moisture | ≤1.5% |
| pH (20°C, 10% sol.) | 6.5–9.0 |
| Solubility | Easily soluble in water |
| HS Code | 2834.10 |
| Shelf Life | 12 months |
Food Preservation and Freshness-Preservation (Food Grade): Used for the preservation and color preservation of meat products (subject to strict compliance with national food additive regulations).
Dye Industry: Used in the manufacture of azo dyes and other organic dyes.
Pharmaceutical Industry: Used as an intermediate in the synthesis of pharmaceuticals such as anti-angina drugs and vasodilators.
Metal Surface Treatment: Used as a rust inhibitor, corrosion inhibitor, and metal blackening agent.
Rubber Industry: Used for thermal stabilization of rubber.
Chemical Reagent: Used as an oxidizing or reducing agent in organic synthesis.
✅ High purity (≥99%) ensures stable application.
✅ Available in food-grade and industrial-grade specifications.
✅ Uniform particles, easily soluble in water, and easy to use.
✅ Factory direct supply, high cost-effectiveness, and stable supply.
✅ Strict quality testing, in compliance with ISO and relevant international standards.
🌐 Over 15 years of experience in inorganic salt chemical export, with customers in over 60 countries.
🏆 ISO9001, ISO14001, FSSC22000, HALAL, and Kosher certifications.
🚢 Various packaging options (25kg bags, 1000kg ton bags).
💼 Customizable particle size, purity, and packaging options.
⏱ In-stock, fast delivery.
Packaging: 25kg woven bags/kraft paper bags lined with plastic bags, 1000kg ton bags.
Storage: Store in a cool, well-ventilated, dry place away from direct sunlight, acids, and flammable materials.
Precautions: Sodium nitrite is toxic. Wear protective equipment when handling. Ingestion is strictly prohibited.
Shelf Life: 12 months (unopened).
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