Name: Sodium Hydrosulfite | Solid
SKU: 6768fb6f753cc400107554d0
Availability: InStock

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Sodium Hydrosulfite | Solid

Sodium Hydrosulfite is a white to pale yellow crystalline powder widely used as a reducing agent, bleaching agent, and chemical intermediate. Known for its strong reducing properties and solubility in water, it is essential in textile, paper, and chemical processing industries.

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Key Characteristics

Chemical Name: Sodium Hydrosulfite (Sodium Dithionite)
Chemical Formula: Na₂S₂O₄
Appearance: White to pale yellow crystalline powder
Odour: Slight sulfur-like odour
Melting Point: Approx. 150°C (decomposes)
Boiling Point: Decomposes before boiling
Solubility: Soluble in water; decomposes slowly in acidic solutions
Stability: Sensitive to moisture, heat, and acids; should be stored in a cool, dry place

Functional Properties

Strong reducing agent for industrial and chemical processes
Efficient bleaching agent for textiles, paper, and pulp
Removes oxygen and other oxidizing impurities from solutions
Reacts with dyes and pigments to develop or adjust color
Rapidly soluble in water for immediate chemical activity
Compatible with alkaline systems, but unstable in acidic conditions

Common Applications
Textile Industry

Used in bleaching cotton, wool, and synthetic fibers, and in vat dye reduction.

Pulp & Paper Industry

Acts as a bleaching and reducing agent in paper production.

Water Treatment

Removes residual chlorine and oxygen from water systems.

Chemical Manufacturing

Reduces metal ions and other compounds in chemical reactions.

Leather & Dye Processing

Assists in color development and reduction of dyes in leather and textile processing.

Advantages

Highly efficient reducing and bleaching agent
Fast-acting and soluble in water for immediate effect
Versatile for textile, paper, water treatment, and chemical processes
Cost-effective and widely available industrial chemical
Provides controlled reduction in various industrial applications

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Peninsular Malaysia Delivery

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Sodium Hydrosulfite | Solid

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