The Importance of Ammonium Persulfate in China's Industries

Ammonium persulfate is a vital chemical compound widely used in various industries, including textiles, electronics, and water treatment. Its unique properties make it an essential oxidizing agent, facilitating numerous chemical reactions. Understanding its applications and production processes is crucial for professionals and researchers alike, especially in the context of China’s growing market.

This guide delves into the significance of ammonium persulfate in China, exploring its manufacturing landscape, regulatory environment, and market trends. Readers will gain insights into the compound’s role in industrial applications and its impact on the economy.

Additionally, the guide will cover safety considerations, handling procedures, and environmental implications associated with ammonium persulfate. By the end, readers will be equipped with a comprehensive understanding of this important chemical and its relevance in today’s industrial landscape.

Ammonium Persulfate: A Comprehensive Guide for the Chinese Market

Ammonium persulfate, a powerful oxidizing agent with the chemical formula (NH₄)₂S₂O₈, is a versatile chemical widely used in various industries across China. Its applications range from etching circuit boards to soil remediation, making it a crucial component in diverse manufacturing processes. Several Chinese companies, including Fujian Ming Lin Technology Co., Ltd. (en.fjmlchem.com), Fujian ZhanHua Chemical Co., Ltd. (en.zhhgchem.com), and Stars Chemical (YongAn) Co., Ltd. (www.starschem.com), are major manufacturers and exporters of this chemical. This guide delves into the technical aspects, types, and applications of ammonium persulfate within the Chinese context.

Technical Features of Ammonium Persulfate

Ammonium persulfate is typically produced through an electrolytic process. The resulting product is a white crystalline powder, readily soluble in water. Its key technical features, often varying slightly between manufacturers like Shanghai Chemex (shanghaichemex.com) and ZXCHEM Group (www.zxchem.com), are crucial for its diverse applications. These features are summarized below:

Feature	Typical Value/Range	Importance
Purity (%)	98.5% – 99%	Higher purity ensures consistent performance and reduces impurities.
Appearance	White crystalline powder	Affects handling and compatibility with other materials.
Solubility (in water)	Highly soluble	Crucial for ease of use in various applications and formulations.
Active Oxygen (%)	6.9% – 7.1%	Indicates the oxidizing power and effectiveness of the compound.
Moisture (%)	≤ 0.1%	Low moisture content is essential for stability and prevents degradation.
Particle Size	Varies by manufacturer	Influences dissolution rate and handling characteristics.

Types of Persulfates

While this guide focuses on ammonium persulfate, it’s essential to understand that persulfates exist in various forms. The choice of persulfate depends heavily on the specific application. Key differences between common persulfate types are outlined below:

Persulfate Type	Chemical Formula	Advantages	Disadvantages	Typical Applications
Ammonium Persulfate	(NH₄)₂S₂O₈	Relatively high solubility, readily available	Can decompose to release ammonia gas	Polymerization initiator, etching, bleaching
Sodium Persulfate	Na₂S₂O₈	High solubility, good stability	Slightly lower oxidizing power than ammonium	Water treatment, bleaching, soil remediation
Potassium Persulfate	K₂S₂O₈	Good stability, less prone to decomposition	Lower solubility than ammonium or sodium	Polymerization initiator, electroplating

Applications in Various Industries

Ammonium persulfate’s oxidizing properties make it suitable for diverse applications. In the electronics industry, it’s used in etching circuit boards, a critical step in semiconductor manufacturing. The textile industry utilizes it as a bleaching and desizing agent. The construction industry employs it in soil remediation projects. Several companies, like Fujian Ming Lin Technology Co., Ltd. (en.fjmlchem.com) highlight its use in the battery industry and as a polymerization initiator. Furthermore, it finds applications in the petroleum industry as an oil layer cracking agent.

Concluding Remarks

Ammonium persulfate is a vital chemical in China’s diverse industries. Its properties, coupled with the manufacturing capabilities of Chinese companies like Fujian ZhanHua Chemical Co., Ltd. (en.zhhgchem.com) and ZXCHEM Group (www.zxchem.com), position it as a key player in various sectors. Understanding its technical features and the nuances of different persulfate types is crucial for selecting the appropriate variant for specific applications.

Frequently Asked Questions

1. What are the safety precautions when handling ammonium persulfate?

Ammonium persulfate is a strong oxidizer and irritant. Always wear appropriate personal protective equipment (PPE), including gloves, eye protection, and a lab coat. Avoid inhalation of dust and direct skin contact. Store in a cool, dry, well-ventilated area away from incompatible materials.

2. How is ammonium persulfate typically packaged and stored?

It is usually packaged in 25kg plastic woven bags. Storage should be in a cool, dry place, away from heat sources, direct sunlight, and incompatible substances. Proper labeling is essential. The storage conditions can impact product quality and shelf life.

3. What are the main differences between ammonium, sodium, and potassium persulfates?

The primary differences lie in solubility and oxidizing power. Ammonium persulfate boasts high solubility but can release ammonia. Sodium persulfate also exhibits high solubility and good stability. Potassium persulfate offers excellent stability but lower solubility. The application dictates the best choice.

4. What are the environmental considerations associated with ammonium persulfate?

Ammonium persulfate is considered environmentally hazardous. Proper disposal methods are crucial, as it can contaminate water sources. Manufacturers like Shanghai Chemex (shanghaichemex.com) should adhere to strict environmental regulations during production and disposal. Responsible handling minimizes environmental impact.

5. Where can I find reliable suppliers of ammonium persulfate in China?

Several reputable Chinese companies manufacture and export ammonium persulfate. These include Fujian Ming Lin Technology Co., Ltd. (en.fjmlchem.com), Fujian ZhanHua Chemical Co., Ltd. (en.zhhgchem.com), Stars Chemical (YongAn) Co., Ltd. (www.starschem.com), Shanghai Chemex (shanghaichemex.com), and ZXCHEM Group (www.zxchem.com). Thorough due diligence is always recommended when selecting a supplier.