Sodium Sulfite Anhydrous (CAS 7757-83-7) – Strong Reducing Agent

🧪 CAS Number: 7757-83-7

🌟 Product Description

Sodium sulfite anhydrous is a white crystalline, odorless, and water-soluble inorganic salt. With its strong reducing ability, it is widely used in paper, textile, food, and water treatment industries. It also functions as an oxygen scavenger and preservative agent.

🏭 Applications

📄 Cooking chemical in paper industry

👕 Textile bleaching and dyeing processes

💧 Oxygen scavenger in water treatment

🍷 Preservative agent in food industry

⚗️ Component in photographic developer solutions

📊 Physical & Chemical Properties

Appearance: White crystalline powder

Odor: Odorless

Formula: Na2SO3

Molecular Weight: 126.04 g/mol

Density: ~2.63 g/cm³

Solubility: Highly soluble in water

⚠️ Storage & Safety

Store in cool, dry, and well-ventilated areas. Protect from moisture and avoid contact with oxidizing agents. Prevent contact with skin and eyes; use appropriate protective equipment.

🔑 Keywords

sodium sulfite anhydrous, CAS 7757-83-7, reducing agent, oxygen scavenger, paper industry, textile chemical

📛 Other Names

Sodium Sulphite Anhydrous, Anhydrous Sodium Sulfite