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White Flake
91-20-3
Product Description
Test items |
Specifications |
Results |
Appearance | Colorless single inclined crystal with luster | Conforms |
Purity |
≥99.0% |
99.13% |
Non-volatile matter |
≤0.02% |
0.01% |
Ash |
≤0.006% |
0.001% |
Crystallizing Point |
79.7-79.8°C |
79.7°C |
Melting Point |
79-83°C |
80.2°C |
Boiling Point |
217-221°C |
218°C |
Flash Point |
78-79°C |
78.86°C |
Conclusion | The product conforms to standard. | |
Refined naphthalene is obtained through a refining process that involves the distillation and purification of crude naphthalene. This refining process helps eliminate impurities such as sulfur, heavy metals, and other unwanted compounds, leading to a cleaner and more refined product. The resulting refined naphthalene has enhanced properties and can be used in a wide range of applications.
Refined naphthalene exhibits several desirable properties that make it suitable for various industrial applications:
Purity: Refined naphthalene has a high level of purity, typically above 99%. This purity ensures consistency and reliability in its performance across different applications.
Melting Point: Refined naphthalene has a relatively low melting point, typically around 80°C. This property makes it easy to handle and process in different manufacturing processes.
Volatility: Refined naphthalene is a volatile compound, meaning it evaporates readily at room temperature. This characteristic makes it useful as a carrier for other substances or as a solvent in various applications.
Chemical Reactivity: Refined naphthalene has good chemical reactivity, allowing it to participate in a variety of chemical reactions and form different derivatives that find applications in various industries.
Refined naphthalene is widely utilized in several industries due to its unique properties. Let's delve into some of its primary applications:
In the chemical industry, refined naphthalene serves as a crucial raw material for the production of various chemicals. It is utilized in the synthesis of dyes, pigments, and optical brighteners. Additionally, it acts as a building block for the manufacture of pesticides, insecticides, and fungicides.
The pharmaceutical industry utilizes refined naphthalene in the production of drugs and medicines. It plays a vital role in the synthesis of certain active pharmaceutical ingredients (APIs) and intermediates. Refined naphthalene's reactivity and solvency make it suitable for drug formulation and delivery systems.
In the textile industry, refined naphthalene finds application as a textile auxiliary. It is used in the preparation of textile dyes and as a wetting and dispersing agent. Refined naphthalene helps improve color fastness, dye penetration, and uniformity in textile products.
Refined naphthalene plays a significant role in the agrochemical industry. It is used as a key ingredient in the formulation of plant growth regulators, herbicides, and insecticides. Its properties aid in enhancing crop yield, protecting plants from pests and diseases, and regulating plant growth.
The rubber industry utilizes refined naphthalene as a softening agent in the production of rubber compounds. It improves the plasticity, flexibility, and processability of rubber materials. Refined naphthalene also acts as a dispersing agent, assisting in the uniform distribution of additives and fillers in rubber products.
Refined naphthalene finds application in the plastics industry as a plasticizer and modifier. It enhances the flexibility, durability, and thermal stability of plastic materials. Refined naphthalene is employed in the production of various plastic products such as films, coatings, and molded parts.
Apart from the aforementioned industries, refined naphthalene has diverse applications in other sectors as well. It is utilized in the production of batteries, as a fuel additive, and as a lubricant. Refined naphthalene's unique properties enable its utilization in multiple industrial processes.
The utilization of refined naphthalene offers several benefits in industrial applications. Some of the notable advantages include:
Enhanced Product Quality: Refined naphthalene's high purity levels ensure the production of superior quality end products with consistent performance.
Improved Process Efficiency: The unique properties of refined naphthalene facilitate smoother production processes, resulting in increased efficiency and reduced manufacturing costs.
Versatility: Refined naphthalene's diverse applications across various industries make it a versatile compound with a wide range of uses.
Environmental Friendliness: Refined naphthalene undergoes purification processes that help reduce the presence of harmful impurities, making it more environmentally friendly in its application.
While refined naphthalene has numerous beneficial uses, it is essential to consider safety precautions when handling and using this compound. Here are some key safety considerations:
Proper Handling: Follow recommended handling procedures and use appropriate personal protective equipment (PPE) when working with refined naphthalene. This includes wearing gloves, goggles, and protective clothing to minimize skin contact and prevent inhalation of vapors or dust.
Ventilation: Ensure adequate ventilation in areas where refined naphthalene is stored or used. Good ventilation helps reduce the concentration of vapors and prevents the buildup of potentially hazardous levels.
Storage: Store refined naphthalene in tightly sealed containers in a cool, dry place away from sources of heat, ignition, or incompatible substances. Follow local regulations and guidelines for proper storage and handling.
Fire Hazards: Refined naphthalene is flammable and can ignite at high temperatures. Keep it away from open flames, sparks, or other potential ignition sources. In case of a fire involving refined naphthalene, use appropriate fire extinguishing methods and equipment.
Environmental Impact: Although refined naphthalene undergoes purification processes to reduce impurities, it is important to handle and dispose of it responsibly to minimize environmental impact. Follow local regulations for the proper disposal of refined naphthalene waste.
Always refer to safety data sheets and consult with professionals to ensure safe handling and use of refined naphthalene in specific applications.
Refined naphthalene is a versatile compound with numerous applications across various industries, including chemicals, pharmaceuticals, textiles, agrochemicals, rubber, plastics, and more. Its unique properties, such as high purity, low melting point, and volatility, make it suitable for diverse industrial processes. However, it is important to prioritize safety precautions when working with refined naphthalene to protect human health and the environment.
1. Is refined naphthalene harmful to the environment ?
Refined naphthalene, when handled and disposed of properly, has reduced environmental impact. However, it is important to follow recommended safety practices and adhere to local regulations to minimize any potential harm.
2. Can refined naphthalene be used in food applications ?
No, refined naphthalene is not suitable for food applications due to its chemical properties and potential health hazards. It is primarily used in industrial processes.
3. Where can I purchase refined naphthalene ?
Refined naphthalene can be obtained from chemical suppliers, manufacturers, or distributors specializing in industrial chemicals. Ensure that you source it from reliable and reputable suppliers.
4. How is refined naphthalene produced ?
Refined naphthalene is produced through a refining process that involves distillation and purification of crude naphthalene. This process helps remove impurities, resulting in a higher-quality end product.
5. Are there any alternatives to refined naphthalene ?
Depending on the specific application, there may be alternative compounds or processes available. It is recommended to consult with industry professionals or experts to explore suitable alternatives for your specific requirements.
