Sodium Metabisulphite (SMS) (A.R Grade)

Properties:

Sodium Metabisulphite is a white crystalline powder with a strong sulfurous odor. It is highly soluble in water and acts as a reducing agent.

Specification:

• Appearance: White crystalline powder
• Purity: A.R (Analytical Reagent) Grade
• CAS Number: 7681-57-4
• Molecular Formula: Na₂S₂O₅
• Molecular Weight: 190.11 g/mol
• Melting Point: 150 °C (decomposes)
• Density: 1.48 g/cm³

Uses and Application:

• Used as a preservative and antioxidant in food and beverages.
• Acts as a reducing agent in various chemical reactions.
• Utilized in the preparation of photographic chemicals and water treatment processes.
• Serves as a bleaching agent in the textile and pulp industries.
• Applied in laboratories for analytical purposes.

Storage:

• Store in a cool, dry place away from moisture and light.
• Keep the container tightly closed when not in use.
• Label containers clearly with the product name and hazard warnings.
• Store out of reach of children and pets.

Hazardous Information:

• Harmful if ingested; may cause gastrointestinal irritation.
• May cause skin and eye irritation upon contact.
• Can release harmful gases (sulfur dioxide) when exposed to acidic conditions.
• Potential respiratory irritant if inhaled.

Safety Measures:

• Wear appropriate personal protective equipment (PPE) including gloves, goggles, and lab coats.
• Use in a well-ventilated area or fume hood to minimize inhalation risks.
• In case of skin contact, wash immediately with plenty of water and seek medical attention if irritation persists.
• If ingested, do not induce vomiting; seek immediate medical attention.
• In case of eye contact, rinse cautiously with water for several minutes and seek medical attention.

Available in 500g and 1kg.