Product Description
Potassium Pyroantimonate (K₂H₂Sb₂O₇) is a white crystalline inorganic compound widely used as an analytical reagent and chemical intermediate. Known for its ability to form insoluble precipitates with various metal ions, it plays a crucial role in analytical chemistry and qualitative inorganic analysis.
This compound is also utilized in glass manufacturing, ceramics, and as a flame retardant additive. Due to its stability and precision in chemical reactions, Potassium Pyroantimonate is a trusted reagent in laboratories and industrial applications.

Key Features
- Chemical Name: Potassium Pyroantimonate
• Chemical Formula: K₂H₂Sb₂O₇
• CAS Number: 12208-13-8
• Molecular Weight: 462.83 g/mol
• Appearance: White crystalline powder
• Odor: Odorless
• Melting Point: Decomposes on heating
• Solubility: Slightly soluble in water; insoluble in alcohol
• Purity: ≥99% (Analytical Reagent Grade)
• pH (1% Solution): Slightly alkaline
Applications
- Analytical Chemistry
• Used as a precipitating reagent for determining sodium and other metal ions.
• Applied in gravimetric and qualitative analysis of alkali metals.
• Functions as a standard reagent in chemical analysis. - Glass & Ceramics Industry
• Utilized in the production of antimony-based glass and ceramic materials to improve brightness and opacity.
• Acts as a refining agent in specialty glass formulations. - Flame Retardant Manufacturing
• Used as a component in antimony-based flame retardant systems for plastics and textiles. - Research & Development
• Serves as a reagent in inorganic synthesis and coordination chemistry experiments.
Safety & Handling
- Hazard: Harmful if swallowed or inhaled; may cause irritation to skin, eyes, and respiratory tract.
• Precautions: Handle with gloves, goggles, and a lab coat. Use only under adequate ventilation or a fume hood. Avoid contact with acids and reducing agents.
• Storage: Store in tightly sealed containers, in a cool, dry, and well-ventilated area. Keep away from moisture and incompatible materials.
• Disposal: Dispose of waste responsibly, following local environmental and chemical disposal regulations.
Why Choose Potassium Pyroantimonate?
- High-purity analytical reagent for laboratory and industrial use.
• Reliable and consistent performance in metal ion analysis.
• Suitable for research, ceramics, and flame-retardant applications.
• Professionally tested and securely packaged for quality assurance.
Price in Bangladesh
Available in laboratory and industrial packaging (100 g, 500 g, 1 kg) at competitive prices. Bulk discounts are offered for institutional, research, and industrial buyers.
Where to Buy
Potassium Pyroantimonate can be obtained from trusted laboratory chemical suppliers and reagent distributors across Bangladesh.
Why Buy from M/S Bright Scientific Co.?
- Reliable Supplier: Serving laboratories, glass industries, and research institutions.
• Assured Quality: Tested for purity, stability, and performance.
• Affordable Pricing: Competitive rates for both lab-scale and bulk orders.
• Fast Delivery: Nationwide distribution with secure and prompt delivery service.
Contact Information
M/S Bright Scientific Co.
📞 Phone: 01711285976







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