Sodium Metabisulfite Liquid 40%
Price: Rs 15.75 per Kg + GST as applicable
Category
Inorganic Chemical
Reducing Agent / Oxygen Scavenger / SO₂ Donor
Description
Sodium Metabisulfite Liquid 40% is a clear to pale-yellow aqueous solution produced from sodium metabisulfite. It acts as a strong reducing agent, antioxidant, dechlorinating agent, and sulfur dioxide source. Widely used in water treatment, chemical processing, pulp & paper, and food-permitted applications (specific grades only).
Applications
Water Treatment – oxygen scavenger, chlorine neutralizer
Oil & Gas – oxygen control in drilling & completion fluids
Pulp & Paper – bleaching auxiliary, pitch control, SO₂ donor
Textile – bleaching, anti-oxidation, dechlorination
Mining – cyanide destruction, metal precipitation
Chemical Manufacturing – reducing agent, preservative
Leather – anti-tanning & antimicrobial agent
Food & Beverage – preservative, antioxidant (food-grade only as per local regulations)
Technical Details
Appearance - Clear to yellowish liquid
Active Content - ~40% w/w Sodium Metabisulfite (Na₂S₂O₅)
Specific Gravity - ~1.30 – 1.34 @ 25°CpH~3.5 – 5.0
Odor - Sulfur dioxide smell
Solubility - Fully soluble in water
Function - Reducing agent / oxygen scavenger / SO₂ releasing agent
Packaging
30 L / 50 L HDPE drums
200 L HDPE drums
1000 L IBC tanks
Bulk tanker supply on request
Storage & Handling
Storage
Store in cool, dry, well-ventilated area
Keep containers sealed to prevent oxidation and contamination
Do not store near acids — releases SO₂ gas
Avoid exposure to heat/sunlight
Shelf Life: ~6 months if stored properly
Handling
Use PPE: gloves, goggles, face shield
Ensure proper ventilation
Do not mix with acids or oxidizing agents
Use corrosion-resistant pumps & equipment
First Aid
Skin contact: Wash with plenty of water
Eye contact: Rinse thoroughly and seek medical attention
Inhalation: Move to fresh air, provide oxygen if needed
Ingestion: Rinse mouth; do not induce vomiting; seek medical help
Notes
Food-grade usage only allowed for certified grade within regulatory limits
Keep emergency wash stations nearby