About Sodium Stanate
| Sodium Stanate |
| Molecular Formula | Na2SnO3.3H2O |
| Molecular Weight | 266.71 |
| C.A.S.No | 12029-98-2 |
Specifications |
Appearance | White Powder |
Tin content as Sn | 40.0% min |
Tin content as SnO2 | 54.00% min |
Free caustic alkali | 2.00% min |
Insoluble in 1% NaOH | 0.25% max |
Lead as Pb | 0.05% max |
Antimony as Sb | 0.05% max |
Arsenic as As | 0.01% max |
| Nitrate as KNO3 | 0.25% max |
| Chloride as KCl | 1.00% max |
Essential Applications Across IndustriesSodium Stannate is widely used in electroplating operations, enhancing metal finishes and providing excellent corrosion resistance. The compounds robust properties also make it a preferred catalyst in various chemical processes. Additionally, its purity and reliable performance allow it to serve as a dependable laboratory reagent. These versatile applications support diverse industries, from manufacturing to research and development.
Outstanding Safety and Handling ProfileThis compound is non-flammable and not classified as dangerous goods for transport, making storage and shipping straightforward. Although sodium stannate is considered stable under standard conditions and contains less than 0.001% lead, users should avoid contact as it may cause irritation. Proper storage in a cool, dry location helps preserve product quality and longevity, with a recommended shelf life of up to 24 months.
FAQs of Sodium Stanate:
Q: How is sodium stannate manufactured?
A: Sodium stannate is produced through a synthesis process that involves reacting tin(IV) oxide (SnO2) with sodium hydroxide (NaOH) under controlled conditions. This reaction produces a white, water-soluble powder used in various industrial applications.
Q: What are the main uses of sodium stannate?
A: The primary uses of sodium stannate include serving as a catalyst in chemical reactions, acting as a laboratory reagent, and being utilized in electroplating processes to improve metal plating quality and corrosion resistance.
Q: When should sodium stannate be used as a laboratory reagent?
A: Sodium stannate is preferred as a laboratory reagent in analytical and research settings where high purity and reagent grade chemicals are necessary for accurate experimental results and consistent performance.
Q: Where should sodium stannate be stored for maximum stability?
A: For best stability and shelf life, sodium stannate should be stored in a cool, dry place away from moisture, preferably in secure HDPE bags or drums. This ensures the compound remains stable and free from contamination.
Q: What safety measures should be taken when handling sodium stannate?
A: While sodium stannate is non-flammable and not classified as hazardous for transport, it may cause irritation upon contact. Protective gear such as gloves and eye protection are recommended during handling to avoid skin or eye irritation.
Q: What are the benefits of using sodium stannate in electroplating?
A: Sodium stannate enhances the quality of metal finishes in electroplating, improving corrosion resistance and ensuring a smooth, uniform coating on metal surfaces.
Q: Is sodium stannate regulated during international transport?
A: No, sodium stannate is not regulated as dangerous goods (no UN number assignment) and can be transported without special hazardous materials protocols.