Aluminium sulphate, a versatile chemical compound, plays a crucial role in various industries, including water treatment, paper manufacturing, and agriculture. In China, its production and consumption have surged, reflecting the country’s rapid industrial growth and urbanization. Understanding the dynamics of aluminium sulphate in this context is essential for stakeholders and researchers alike.

This guide delves into the production processes, market trends, and applications of aluminium sulphate in China. Readers will gain insights into the economic significance of this compound and its impact on environmental sustainability. Additionally, the guide will explore regulatory frameworks and future prospects, equipping readers with a comprehensive understanding of the subject.

A Comprehensive Guide to Aluminum Sulphate in China

Aluminum sulphate, a widely used chemical compound, plays a crucial role in various industries, including water treatment, paper manufacturing, and agriculture. In China, several manufacturers specialize in producing aluminum sulphate, offering different grades and formulations to meet diverse needs. This guide will delve into the technical features, types, and applications of aluminum sulphate, providing a thorough understanding of its significance in various sectors.

Technical Features of Aluminum Sulphate

Aluminum sulphate is a white crystalline solid with the chemical formula Al₂(SO₄)₃. It is soluble in water and has a range of applications due to its properties as a coagulant and flocculant. Below is a comparison table highlighting the key technical features of aluminum sulphate.

Feature	Description
Chemical Formula	Al₂(SO₄)₃
Appearance	White crystalline solid or powder
Solubility	Soluble in water
pH Value	Typically between 3.0 and 4.0
Density	Approximately 1.69 g/cm³
Molecular Weight	342.15 g/mol
CAS Number	10043-01-3
Uses	Water treatment, paper manufacturing, food additives

Types of Aluminum Sulphate

Aluminum sulphate comes in various forms, each tailored for specific applications. The following table outlines the different types of aluminum sulphate available in the market.

Type	Description
Granular Aluminum Sulphate	Commonly used in water treatment processes for coagulation and flocculation.
Powdered Aluminum Sulphate	Fine powder form, ideal for applications requiring quick dissolution.
Flake Aluminum Sulphate	Used in various industrial applications, including paper manufacturing.
Iron-Free Aluminum Sulphate	Specially formulated to minimize iron content, suitable for sensitive applications.
Electronic Grade Aluminum Sulphate	High purity grade used in electronics and semiconductor manufacturing.

Applications of Aluminum Sulphate

Aluminum sulphate is primarily used in water treatment facilities to clarify drinking water. It works by causing impurities to clump together, making them easier to remove. Additionally, it is utilized in the paper industry as a sizing agent, enhancing the quality and durability of paper products. In agriculture, aluminum sulphate is used to adjust soil pH and improve nutrient availability.

Manufacturers in China

China is home to several reputable manufacturers of aluminum sulphate, each offering unique products and services. Notable companies include:
– Zibo Guangzheng Aluminum Sulphate Salts Co., Ltd. (www.alumsulphate.com) specializes in various aluminum sulphate products, including iron-free grades for water treatment.
– Hengyang Jianheng Industry Development Co., Ltd. (www.jianhengchem.com) has over 60 years of experience in producing water treatment chemicals, including aluminum sulphate.
– Fengbai Chemicals (fengbaichemicals.com) offers a range of aluminum sulphate products tailored for different industrial applications.
– ZXCHEM Group (www.zxchem.com) provides high-quality aluminum sulphate for various sectors, including food and water treatment.

Conclusion

Aluminum sulphate is an essential chemical compound with diverse applications across multiple industries. Its effectiveness as a coagulant in water treatment and its role in paper manufacturing highlight its importance in modern industrial processes. With several manufacturers in China, including Zibo Guangzheng, Hengyang Jianheng, Fengbai Chemicals, and ZXCHEM, the availability of high-quality aluminum sulphate is assured.

FAQs

1. What is aluminum sulphate used for?
Aluminum sulphate is primarily used in water treatment to clarify drinking water, as well as in the paper industry and agriculture for soil pH adjustment.

2. How is aluminum sulphate produced?
Aluminum sulphate is produced by reacting aluminum hydroxide with sulfuric acid, resulting in a white crystalline solid.

3. Is aluminum sulphate safe for drinking water?
Yes, aluminum sulphate is considered safe for use in drinking water treatment when used according to regulatory guidelines.

4. What are the different forms of aluminum sulphate?
Aluminum sulphate is available in granular, powdered, flake, iron-free, and electronic grades, each suited for specific applications.

5. Where can I buy aluminum sulphate in China?
Aluminum sulphate can be purchased from various manufacturers in China, including Zibo Guangzheng, Hengyang Jianheng, Fengbai Chemicals, and ZXCHEM.