Hangzhou Leap Chem Co., Ltd. is one of the most professional manufacturers and suppliers of sodium aluminate丨cas 1302-42-7 in China. Welcome to wholesale bulk high quality chemical products at competitive price from our factory. If you have any enquiry about custom service, please feel free to email us.
Specifications
| Appearance: | White particles or lumps |
| Purity (Al2O3): | 45% min |
| Water insoluble: | 0.01% max |
| Sulphate: | 0.01% max |
| Cl: | 0.01% max |
| Fe: | 0.003% max |
| Heavy metal (Pb): | 0.002% max |
Applications
Sodium aluminate is a versatile inorganic compound widely used in water treatment, construction, paper manufacturing, and chemical synthesis. In water treatment, it functions as a coagulant and flocculant aid, effectively removing suspended solids, phosphates, and heavy metals from municipal and industrial wastewater. In the construction industry, sodium aluminate acts as an accelerator for concrete and cement, enhancing early strength development and improving setting times. It is also utilized in the paper and textile industries for sizing and as a source of reactive alumina. In chemical manufacturing, it serves as an intermediate in the production of zeolites, alumina-based catalysts, and other aluminum-containing compounds. Additionally, it plays an important role in detergent formulations and as a stabilizer in reactive dye processes.
Benefits
Sodium aluminate provides excellent alkalinity and high reactivity, allowing it to perform efficiently in a wide range of industrial and environmental applications. Its strong coagulating and phosphate-removal properties make it an effective and economical option for water purification systems. In cement and concrete, it enhances durability, reduces setting time, and improves mechanical strength under challenging environmental conditions. The compound is stable, easy to handle, and compatible with other treatment chemicals, ensuring consistent performance in both batch and continuous processes. Its multifunctional nature and low environmental impact further enhance its value as a reliable chemical reagent in industrial operations.
Conclusion
Sodium aluminate is a highly functional and cost-effective compound that supports diverse industrial and environmental applications. Its effectiveness in water purification, concrete enhancement, and chemical synthesis, combined with its stability and versatility, makes it an essential material for modern industry focused on efficiency, sustainability, and high performance.

