Sodium Sulfate Anhydrous – High-Purity Industrial & Food Grade

📌 Detailed Introduction of Sodium Sulfate Anhydrous

✔ What is Sodium Sulfate Anhydrous?

Sodium Sulfate (Na₂SO₄), also known as Glauber’s Salt in its hydrated form, is a white, crystalline powder that is highly soluble in water and chemically stable at high temperatures. It is widely used in industries such as detergents, textiles, paper, glass, and food processing.

✔ CAS Number & Chemical Formula:

• CAS Number: 7757-82-6

• Chemical Formula: Na₂SO₄

📌 Applications of Sodium Sulfate Anhydrous

✔ Detergent & Cleaning Industry

• Used as a filler in powdered detergents to improve flow properties.

• Enhances detergent solubility and prevents caking.

✔ Glass Manufacturing

• Helps remove small air bubbles from molten glass.

• Used as a fluxing agent in glass and ceramics production.

✔ Pulp & Paper Industry

• Acts as a cooking agent in kraft pulping process.

• Helps in paper bleaching and chemical recovery.

✔ Textile & Dyeing Industry

• Used in textile dyeing to promote dye penetration.

• Improves color consistency and fixation in fabric processing.

✔ Food Industry (Food Grade, E514 Additive)

• Acts as a food additive (E514) for pH regulation and processing aid.

• Used in starch production, artificial sweeteners, and enzyme processing.

✔ Pharmaceutical Industry

• Used as a laxative ingredient and in tablet formulations.

• Helps in pharmaceutical synthesis and drug manufacturing.

✔ Chemical Industry

• Used in sulfuric acid production and other chemical synthesis.

• Employed in laboratory reagents and water treatment processes.

📌 Production Method & Raw Materials

✔ Raw Materials Used:

• Sodium Chloride (NaCl) or Mirabilite (Na₂SO₄·10H₂O)

• Sulfuric Acid (H₂SO₄) or Natural Sodium Sulfate Sources

✔ Production Process:

1. Synthetic Process (Mannheim Process)

• Sodium chloride (NaCl) reacts with sulfuric acid (H₂SO₄) to form sodium sulfate and hydrogen chloride (HCl).

• The mixture is dried and purified to obtain anhydrous sodium sulfate.

2. Natural Process (Mining of Mirabilite)

• Natural mirabilite (Na₂SO₄·10H₂O) is extracted from deposits.

• The material is dehydrated to form anhydrous sodium sulfate.

📌 Product Specifications (Industrial & Food Grade)

📌 Famous Sodium Sulfate Brands Worldwide

• Nouryon (Netherlands)

• Solvay (Belgium)

• Lenzing (Austria)

• Jiangsu Khonor Chemicals Co., Limited (China)

• Sasol (South Africa)

📌 Why Choose Jiangsu Khonor Chemicals Co., Limited?

✔ High-Purity Sodium Sulfate – Industrial & Food-Grade Certified
✔ Stable Supply & Competitive Prices – Direct Manufacturer Support
✔ Customized Packaging & Global Shipping – Fast & Efficient Logistics
✔ Strict Quality Control & Compliance – Meets International Standards

📌 Order High-Quality Sodium Sulfate Anhydrous Today!

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Sodium sulfate, a white, crystalline compound, has found a multitude of applications across various industries due to its unique chemical properties. This article delves into the production processes, diverse applications, and environmental considerations associated with sodium sulfate.

Production Processes:

1. Natural Production:Sodium sulfate can be naturally occurring, often found in mineral springs and arid regions where it forms through the evaporation of salt lakes. However, natural deposits are typically insufficient to meet industrial demand.

2. By-Product of Chemical Processes:One significant method of sodium sulfate production is as a by-product of chemical processes, particularly in the production of certain detergents and textiles.

3. Salt Cake and Sulfuric Acid Reaction:Sodium sulfate is also produced by reacting salt cake (sodium sulfate decahydrate) with sulfuric acid. This process yields sodium sulfate and regenerates hydrochloric acid.

Applications:

1. Detergents and Cleaning Products:Sodium sulfate is a key ingredient in powdered laundry detergents, contributing to the formation of stable powders and aiding in the removal of dirt and stains.

2. Textile Industry:In the textile industry, sodium sulfate is used in the dyeing process to help evenly distribute and fix dyes on fabrics.

3. Pulp and Paper Industry:Sodium sulfate is employed as a cooking liquor in the Kraft process for papermaking. It helps break down wood fibers to produce pulp.

4. Glass Industry:In the glass industry, sodium sulfate is used as a fining agent to remove small air bubbles from molten glass.

5. Chemical Manufacturing:Sodium sulfate serves as a reactant in the production of various chemicals, including sodium sulfide and sodium silicate.