Kimia Javid Tehran company

🇮🇷 Iran, Tehran Province

1996

11-50 people

Manufacturer

Kimia Javid Tehran company, established in 1996 as Tehran Sulphur chemical industry, is a manufacturer of processed materials based in Tehran, Iran. The company specializes in the production of sodium sulfide (NA2S), with an annual production capacity exceeding 10,000 tons, positioning it as a significant manufacturer in the Middle East. Initially producing sodium sulfide by combining sodium sulfate with coal, the company innovated a new, higher-purity, and lower-pollution production method in 2002. Their sodium sulfide products are utilized across various industries, including zinc, copper, and lead mining, as well as in paper making, leather production, textile, and paint industries. Kimia Javid Tehran company operates with 11 to 50 employees and possesses its own factory.

OEM manufacturerOffers OEM services for customized brand manufacturing.

Established brandFounded in 1996, with over 20 years of industry experience.

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Sodium Sulfide – A Strong-Smelling Solid

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Sodium sulfide (also known as disodium sulfide or sulfur sodium) is a white, water-soluble solid that can create alkaline solutions when dissolved. Both sodium sulfide and its hydrates can release hydrogen sulfide gas (H₂S) when exposed to air. This gas has a very strong and unpleasant odor, often compared to rotten eggs. Industrial-grade sodium sulfide is typically yellow to reddish-brown in color due to the presence of polysulfides.

Sodium Sulfide Consumption and Export

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Purchasing Sodium Sulfide from Iran

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Sodium Sulfide

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Sodium Sulfide (Na₂S) is a highly reactive chemical compound available in various forms such as liquid, flakes, and lumps. Due to its unique properties, it plays a significant role in a wide range of industries. When exposed to water, moisture, or air, sodium sulfide reacts rapidly and may release hydrogen sulfide gas (H₂S), which is toxic and hazardous. Therefore, it must be stored in a dry environment, away from moisture and direct sunlight. This compound is widely used in various industries due to its reactivity and versatility. In the mining industry, it is used for sulfidizing and increasing the hydrophobicity of minerals during flotation processes. In the leather industry, it serves as a dehairing and sulfitizing agent, and in the textile industry, it functions as a bleaching agent. Additionally, sodium sulfide plays a key role in kraft pulping in the paper industry, detergent production, paint manufacturing, water treatment, and oil extraction. Its high reactivity and broad range of applications make sodium sulfide a vital component in many industrial processes. However, strict safety precautions must be followed when handling this substance to minimize risks and ensure optimal performance.

Sodium Sulfide Comparison Table

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Lump (Broken) Sodium Sulfide

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This type is obtained by breaking down larger dried chunks of sodium sulfide into smaller lumps. It usually has a purity ranging from 55% to 60%.

Flake Sodium Sulfide

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During the final stage of production, sodium sulfide is processed and cut into flake-like pieces. In this form, it generally has a purity of approximately 60%.

Crystalline Sodium Sulfide

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In its crystalline form, each molecule of sodium sulfide is associated with 7 to 9 molecules of water of crystallization. This type typically has a purity of around 29–30%.

Applications of Sodium Sulfide

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Some of the most important uses and applications of sodium sulfide include the following: In the leather industry, sodium sulfide is used as a depilating agent to remove wool and hair from animal skins. It helps separate the hair from the hide. In the paper industry, sodium sulfide plays a vital role in the kraft process, where it aids in producing wood pulp by separating cellulose fibers, leading to paper production. A third use of sodium sulfide is its function as a very strong reducing agent. In many industrial reactions, it is used to reduce metal oxides. In mining, sodium sulfide is used to assist in metal extraction. It adheres to mineral ores and helps separate other materials from the ore, playing an important role in the extraction of copper and lead. Other uses of this chemical include applications in the textile industry, water treatment, hydrogen sulfide gas production, and pharmaceutical compounds, among others.

Safety Information and Handling Precautions for Sodium Sulfide

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Sodium sulfide is a highly alkaline and reactive compound that can cause severe irritation and damage upon contact with the skin or eyes. In case of skin contact, especially with sensitive areas like the face or eyes, it is recommended to neutralize the affected area with a weak acid-based substance (such as a drink containing food-grade acid like soda) and seek immediate medical attention. Do not rinse with plain water only, as this may not sufficiently neutralize the chemical. Toxic Gas Emission One of the major hazards of sodium sulfide is its ability to release toxic hydrogen sulfide gas (H₂S) when exposed to moisture or acids. This gas is highly dangerous and has a strong, unpleasant odor similar to rotten eggs. Exposure can lead to respiratory issues, nausea, or even asphyxiation in high concentrations. Storage and Fire Safety Precautions Always store sodium sulfide in airtight, moisture-resistant containers. Keep the material in a dry, cool, and well-ventilated area, away from sources of heat, open flames, and oxidizing agents. Use protective gear such as gloves, goggles, and masks when handling this chemical.

Purchasing Sodium Sulfide from Iran

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Tehran Sulfur Chemical Industries is one of the largest manufacturers of sodium sulfide in Iran. For purchase inquiries or to place an order, please contact us at: +98 21 2204 0205 Info@tehransulphur.com factory add: janat abad industrial park-khavaran road-Tehran-Iran central office: No.16-Alley mohri-park way-valiasr street tel: +98 21 22040205 e mail: info@tehransulphur.com Kimia Javid Tehran.Co . All rights reserved

Sodium Sulfide Production Line

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The production line for sodium sulfide involves the reaction of sodium carbonate (Na₂CO₃) with sulfur in high-temperature furnaces. This process yields sodium sulfide (Na₂S) and carbon dioxide (CO₂) as byproducts. After cooling, the product is collected in crystalline or powdered form, and purification steps are carried out to increase its quality and purity. Finally, the sodium sulfide is packaged and made ready for use in various industries such as leather processing, water treatment, paper manufacturing, and chemical production.

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