Product Description
Tri-Sodium Phosphate Dodecahydrate (Na₃PO₄·12H₂O), commonly known as TSP, is a white crystalline solid widely used as a cleaning agent, buffering compound, emulsifier, and laboratory reagent. With excellent solubility in water, it exhibits strong alkalinity, making it effective for cleaning, degreasing, water softening, and pH regulation. In laboratories, it serves as a reliable reagent for analytical applications, while in industries it is valued for its versatility in detergents, food processing, textiles, and water treatment.

Key Features
- Chemical Name: Tri-Sodium Phosphate Dodecahydrate
• Synonyms: Sodium Phosphate Tribasic Dodecahydrate, TSP·12H₂O
• Chemical Formula: Na₃PO₄·12H₂O
• CAS Number: 10101-89-0
• Molecular Weight: 380.12 g/mol
• Appearance: White crystalline solid
• Purity: ≥98% (Analytical Reagent Grade)
• Solubility: Freely soluble in water, insoluble in alcohol
• Function: Buffering agent, emulsifier, cleaning agent, laboratory reagent
• Stability: Stable when stored in a cool, dry place
Applications
Laboratory & Research
• Used as a reagent in analytical chemistry.
• Preparation of buffer solutions in chemical and biochemical experiments.
• Applied in titrations and quality control processes.
Industrial Uses
• Cleaning & Detergents: Strong degreasing agent for cleaning metal surfaces, machinery, and household use.
• Food Industry: Acts as an emulsifier, pH regulator, and water retention agent in certain food products (as per food-grade standards).
• Textile & Leather Processing: Employed in scouring, bleaching, and dyeing operations.
• Water Treatment: Used for pH adjustment and scale prevention.
• Construction: Applied in surface preparation before painting and as a cleaning agent for masonry.
Safety & Handling
- Hazard: Strongly alkaline; may cause irritation or burns to eyes, skin, and respiratory tract.
• Precautions: Handle with protective gloves, goggles, and suitable protective clothing.
• Storage: Keep in a well-sealed container, stored in a cool and dry area away from acids and moisture.
• Disposal: Dispose of according to local environmental and laboratory safety regulations.
Price in Bangladesh
Available in 250 g, 500 g, and 1 kg packs at competitive rates.
Special bulk supply options available for industries, universities, and research laboratories.
Why Choose Tri-Sodium Phosphate Dodecahydrate from M/S Bright Scientific Co.?
- High-purity AR Grade ensuring accurate laboratory and industrial results.
• Reliable and consistent quality, batch-tested for performance.
• Safe and moisture-proof packaging for long shelf life.
• Competitive pricing with bulk supply discounts.
• Nationwide delivery across Bangladesh with fast and secure service.
Contact Information
M/S Bright Scientific Co.
📞 Phone: 01711285976






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