Aluminium Sulfate | CAS Number: 18475-35-9
Aluminum sulfate, Al2(SO4)3, is typically found in a white, crystalline powdered form. It is commonly known as alum or aluminate. It includes over 17% alumina (Al2O3) and is produced from sulfuric acid and aluminum trihydrate. Aluminium sulfate is also obtained as an 18-hydrate Al2(SO4)3.18H2O. Both forms are non-toxic, soluble in water, and non-combustible. Aluminum sulfate is widely used in various industries and applications due to its unique properties.
Packaging Type
Al2(SO4)3
hdpe drums
Aluminium Sulfate TDS
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Aluminium Sulfate MSDS
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MS Data SheetChemical Name
Aluminium Sulfate
Industry
Water Treatment & Mining
Application of Aluminium Sulfate
- Water Treatment: Aluminum sulfate is widely used in water treatment processes as a coagulant. It helps in the removal of impurities and suspended particles from water by forming flocs that can be easily precipitated.
- Paper Industry: In the paper industry, aluminum sulfate is used in the sizing of paper and as a paper coagulant to improve paper formation and strength.
- Textile Industry: It is utilized in the textile industry as a mordant in dyeing processes to fix dyes to fibers.
- Soil Amendment: In agriculture, aluminum sulfate is employed as a soil amendment to lower soil pH, particularly in alkaline soils, making it more suitable for certain crops.
- Construction Industry: Aluminum sulfate is used in the construction industry for waterproofing concrete and in the manufacture of fire-resistant materials.
- Tanning Industry: Historically, aluminum sulfate was used in the tanning industry for curing animal hides.
- Pharmaceuticals: A special type of aluminum sulfate pharmaceutical grade is used in the manufacturing of mild astringents and antiseptics for skin treatment.
- Detergents Industry: Aluminum sulfate is used as a filling and binding agent in the manufacturing of bar soaps.
- Personal Care: Aluminum sulfate is used as a deodorant, an astringent, or as a styptic for superficial shaving wounds.
Specifications of Aluminium Sulfate
SYNONYMS
Aluminum sulfate Aluminium sulphate Cake alum Filter alum Papermaker's alum Alunogenite Aluminium salt (3:2)
MOLECULAR WEIGHT
342.15 g/mol (anhydrous) 666.44 g/mol (octadecahydrate)
CAS NUMBER
18475-35-9
CHEMICAL FORMULA
Al2(SO4)3
HS CODE
28332210
DENSITY
2.672 g/cm3 (anhydrous) 1.62 g/cm3 (octadecahydrate)
MELTING POINT
770 °C (decomposes, anhydrous) 86.5 °C (octadecahydrate)
BOILING POINT
Not Specified
VISCOSITY
Not Specified
SHELF LIFE
5 years
TYPICAL PROPERTIES
Not Specified
About Aluminium Sulfate
Aluminium Sulfate is a versatile chemical compound that plays a key role in various industrial processes. This compound is known for its ability to cause particles to clump together, making it vital for industries requiring precise control over chemical reactions and material handling. Produced to high standards, Aluminium Sulfate offers reliable performance in applications demanding high purity.
One of the distinctive features of Aluminium Sulfate is its efficiency across a wide range of environmental conditions. Whether exposed to high temperatures, varying pH levels, or fluctuating pressures, this compound maintains its chemical stability. This characteristic ensures consistent results in critical applications. The controlled production processes guarantee that Aluminium Sulfate is free from impurities, making it safe for use in environments where contamination must be avoided.
The compound’s crystalline structure adds durability, allowing it to withstand long-term storage and handling without losing effectiveness. This reliability is vital for industries that require a steady supply of Aluminium Sulfate for continuous operations. Its ease of handling, combined with its rapid dissolution in water, boosts its usability across various industrial applications.
Aluminium Sulfate is also recognized for improving material properties in manufacturing processes. Its chemical composition enhances the texture, stability, and quality of final products. This makes it a valuable additive in industries that prioritize precision and quality control. Its high purity ensures seamless integration into various formulations, preventing unwanted variables that could affect product integrity.
In addition, Aluminium Sulfate aids in wastewater treatment processes. It facilitates coagulation and flocculation, helping remove suspended solids and impurities. This functionality is important for maintaining environmental standards and ensuring safe discharge into water systems.
With its long shelf life and consistent performance, Aluminium Sulfate remains a trusted component in industrial applications. Its packaging protects it from moisture and contamination, preserving quality from production to application. As industries grow, the demand for Aluminium Sulfate in processes related to the chemical industry will likely increase, highlighting its importance across various sectors.
Features of Aluminium Sulfate
- Water Purification: Highly effective in coagulating impurities, making water clear and safe.
- Used in Paper Industry: Improves the quality and texture of paper products.
- Wastewater Treatment: Reduces environmental pollutants in industrial wastewater.
- Cost-Efficient: A cost-effective solution for large-scale water treatment processes.
- High Stability: Offers consistent results even under different environmental conditions.
- Widely Available: An essential chemical for various industries due to its availability and versatility.
Aluminium Sulfate FAQs
What are the main uses of Aluminum Sulfate?
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How does Aluminum Sulfate work as a coagulant in water treatment?
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Is Aluminum Sulfate compatible with other water treatment chemicals?
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Is Aluminum Sulfate the same as alum in cooking?
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What are the potential health risks of Aluminum Sulfate exposure?
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