Sodium Metabisulfite

1. Product Overview

Sodium Metabisulfite (Na₂S₂O₅) is a high-performance inorganic compound supplied as a white crystalline powder with strong reducing and preservative properties. It is widely used across water treatment, food processing, mining, pulp and paper, textile, and chemical manufacturing applications. Its reliable purity, rapid reactivity, and versatile performance make it an efficient solution for oxygen control, dechlorination, preservation, and process treatment. For industrial buyers, Sodium Metabisulfite provides a cost-effective, dependable chemical input for demanding processing environments.

2. Key Specifications & Technical Characteristics

• Chemical Composition: Sodium Metabisulfite (Na₂S₂O₅)
• Grade: Industrial / Food Grade available subject to specification
• Purity: Typically 97% minimum
• Appearance: White to slightly yellow crystalline powder
• Physical Form: Free-flowing crystalline powder
• Solubility: Readily soluble in water
• Packaging Options: 25 kg bags; bulk packaging available upon request
• Shelf Life: Typically 12–24 months when stored correctly
• Storage: Keep tightly sealed in a cool, dry, well-ventilated environment away from moisture and incompatible materials
• Origin: Available from established international supply sources, subject to batch and shipment
• Documentation: Certificate of Analysis (CoA), Safety Data Sheet (SDS), and relevant technical documentation available upon request

3. Core Industrial Applications

• Water Treatment: Used for dechlorination, dissolved oxygen control, and treatment-process conditioning.
• Mining & Mineral Processing: Applied as a reducing agent in flotation and mineral-processing operations.
• Food Processing: Used as a preservative and antioxidant in approved food-processing applications where permitted by applicable regulations.
• Pulp & Paper: Supports bleaching and chemical-processing operations through its reducing properties.
• Textile Processing: Used in bleaching, dyeing, and reducing processes to control residual oxidizing agents.
• Chemical Manufacturing: Serves as a versatile reducing and processing agent across numerous chemical formulations.
• Commercial Advantage: Its rapid solubility, consistent chemical performance, and broad application range can help reduce process complexity, improve operational control, and optimize chemical consumption.

4. Competitive Advantages

• Quality Consistency: Controlled chemical composition and dependable performance across industrial applications.
• Supply Reliability: Suitable for recurring industrial procurement and large-volume sourcing programs.
• Logistics Capability: Available for containerized and bulk international shipment, supporting scalable supply requirements.
• Price Competitiveness: Efficient performance and high-volume procurement options support competitive total sourcing costs.
• Operational Versatility: One chemical input can support multiple treatment, preservation, and reducing-agent applications.
• Sustainability Consideration: Effective dosing can support efficient dechlorination and process-chemical management, helping optimize resource use.
• Technical Documentation: CoA, SDS, and relevant product documentation can be provided to support procurement, quality control, and regulatory requirements.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Loading Capacity: Container loading capacity varies according to packaging format, container type, applicable weight limits, and destination requirements.
• Supply: Available for international B2B wholesale and recurring industrial supply programs.