Sodium Nitrite (CAS 7632-00-0) – Food Additive and Industrial Preservative

🧪 CAS Number: 7632-00-0

🌟 Product Description

Sodium nitrite is an inorganic salt, appearing as white to pale yellow crystals, highly soluble in water. With strong oxidizing properties, it is widely used in food, chemical, textile, and metal industries. In food, it functions as a preservative and color fixative, while in industry it is used as an anti-corrosion agent and chemical intermediate.

🏭 Applications

🥩 Preservative and color fixative in meat products

🧪 Intermediate in chemical and dye production

🧵 Textile dyeing and printing processes

🛡️ Corrosion inhibitor in metals

💧 Water treatment applications

📊 Physical & Chemical Properties

Appearance: White or pale yellow crystals

Odor: Slight characteristic

Formula: NaNO2

Molecular Weight: 69.00 g/mol

Density: ~2.17 g/cm³

Melting Point: ~271 °C

Solubility: Highly soluble in water

⚠️ Storage & Safety

Keep away from combustible and oxidizing materials. For non-food uses, handle with care and avoid skin or eye contact. Store in cool, dry, and well-ventilated areas.

🔑 Keywords

sodium nitrite, CAS 7632-00-0, food preservative, corrosion inhibitor, oxidizer, chemical intermediate

📛 Other Names

Nitrous Acid Sodium Salt, Na Nitrite