Sodium Sulfate

Basic Information of Sodium Sulfate

CAS No.:	7757-82-6
EC No.:	231-820-9
Linear Formula:	Na₂SO₄
Molecular Weight:	142.04214
Appearance:	White crystalline solid.
Melting point:	884 °C (lit.)
Density:	2.68 g/mL at 25 °C (lit.)
Solubility:	Highly soluble in water. Insoluble in ethanol.
Nature:	Stable, non-toxic, non-flammable.
Chemical Structure:

Our commitment to delivering high-purity Sodium Sulfate ensures a reliable and efficient component for your critical processes.

Primary Applications of Sodium Sulfate

Sodium Sulfate's inertness, high solubility, and ability to act as a filler or processing aid make it an incredibly valuable and widely used compound with applications across numerous industries:

1. Detergents and Cleaning Products:

   It is predominantly used as a filler in powdered laundry detergents, where it helps standardize the density of the detergent powder and allows for better flow properties. It is also used in other cleaning formulations.

2. Pulp and Paper Industry:

   In the pulp and paper industry, particularly in the Kraft process (sulfate process) for making paper from wood, Sodium Sulfate is used as a makeup chemical to produce the pulping liquor. It helps to dissolve lignin, separating cellulose fibers.

3. Glass Manufacturing:

   Sodium Sulfate is an important fining agent in glass manufacturing. It helps to remove small air bubbles from molten glass, leading to clearer and higher-quality glass products, and also acts as a flux.

4. Textile Industry:

   In the textile industry, it is used as a leveling agent in dyeing to ensure even dye penetration and prevent "specking" or uneven coloration. It also helps to control the exhaustion rate of dyes.

5. Chemical Intermediate:

   It serves as a raw material for the production of various other sodium compounds, such as sodium sulfide and sodium thiosulfate.

6. Pharmaceutical and Health Products:

   As Glauber's Salt, the decahydrate form is known for its laxative properties and is used in certain pharmaceutical preparations.

7. Other Applications:

   Minor uses include applications in animal feed, carpet deodorizers, and as a dehydrating agent in some chemical processes.

• Exceptional Purity & Consistency: Our Sodium Sulfate is manufactured to stringent purity specifications, crucial for maximizing efficiency in detergent formulations, ensuring clarity in glass production, and achieving consistent results across all applications.

• Commitment to Quality & Safety: We adhere to the highest industry standards for quality management, safety, and environmental responsibility across all our operations, ensuring peace of mind for our clients.