Description
1. Product Overview
Industrial Sodium Metabisulfite is a high-performance inorganic compound widely used as a reducing agent, antioxidant, and preservative across multiple industrial sectors. It plays a critical role in water treatment, chemical processing, mining, pulp & paper, and food-grade preservation systems. The product delivers exceptional sulfur dioxide release control, ensuring efficient reaction performance, process stability, and cost-effective operation. Its strategic importance lies in its versatility, reliability in oxidation control, and essential function in large-scale industrial purification and processing systems.
2. Key Specifications & Technical Characteristics
- Chemical composition: Sodium Metabisulfite (Na₂S₂O₅)
- Purity level: 96% – 98% (industrial grade)
- Physical form: White to slightly yellow crystalline powder
- Odor: Slight sulfur dioxide characteristic odor
- Solubility: Highly soluble in water
- Density: ~1.48 g/cm³
- Packaging options: 25 kg PP/PE woven bags with inner liner; jumbo bags (500–1000 kg) available
- Shelf life: 12–24 months under cool, dry, sealed storage conditions
3. Core Industrial Applications
- Water treatment: Dechlorination of potable and wastewater streams, oxygen scavenging in boiler systems
- Mining industry: Gold extraction processes as a reducing agent in cyanide detoxification systems
- Pulp & paper: Bleaching agent and process stabilizer for lignin reduction
- Textile industry: Dye removal, bleaching control, and process stabilization
- Chemical manufacturing: Intermediate in sulfite-based reactions and formulation systems
- Performance advantage: Superior reaction efficiency and controlled SO₂ release compared to alternative sulfite agents, improving process predictability and reducing operational waste
4. Competitive Advantages
- High batch-to-batch quality consistency ensuring stable industrial performance
- Reliable global supply chain with scalable bulk production capability
- Strong logistics network enabling efficient international shipment and reduced lead times
- Cost-optimized sourcing structure supporting competitive pricing in bulk procurement markets
- Environmentally responsible processing with controlled emissions and compliant manufacturing standards
- Comprehensive technical documentation and application support for industrial integration
5. Commercial & Supply Information
- Minimum Order Quantity (MOQ): 20 MT BULK
- Bulk packaging: 25 kg bags / jumbo bag options available
- Loading capacity: Approximately 25 MT per 20-ft container (varies by packaging configuration)
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