Sodium Metabisulfite Food Grade 25kg bag

1. Product Overview

Sodium Metabisulfite Food Grade is a high-purity inorganic compound widely used as a preservative, antioxidant, reducing agent, and processing aid across food and beverage manufacturing. It helps inhibit oxidation, control microbial activity, and maintain product quality, color, and stability during processing and storage. Supplied in convenient 25kg bags, it provides manufacturers with a practical, cost-effective solution for consistent batch production. Its broad functionality and reliable performance make it an important ingredient for food processors, beverage manufacturers, and other industrial users.

2. Key Specifications & Technical Characteristics

• Chemical Name: Sodium Metabisulfite
• Chemical Formula: Na₂S₂O₅
• CAS Number: 7681-57-4
• Grade: Food Grade
• Typical Purity: ≥97% Sodium Metabisulfite
• Appearance: White to slightly yellow crystalline powder
• Physical Form: Free-flowing crystalline powder
• Solubility: Readily soluble in water
• Active Function: Preservative, antioxidant, reducing and processing agent
• Packaging: 25kg bags; bulk packaging available subject to supply requirements
• Shelf Life: Typically 24 months when stored correctly in a cool, dry, well-ventilated environment and protected from moisture
• Storage: Keep tightly sealed and protected from heat, humidity, direct sunlight, and incompatible materials
• Documentation: Certificate of Analysis (COA) and relevant product documentation available subject to order requirements

3. Core Industrial Applications

• Food Processing: Used as a preservative and antioxidant to help maintain freshness, color, and product stability.
• Beverage Manufacturing: Applied in selected beverage-processing operations where controlled sulfite treatment is required.
• Fruit & Vegetable Processing: Helps reduce oxidation and discoloration during processing and storage.
• Bakery & Food Ingredients: Used as a reducing and processing agent in selected food manufacturing applications.
• Starch & Sugar Processing: Supports controlled processing and quality management in industrial production.
• Wine & Fermentation Processing: Used where food-grade sulfite treatment is appropriate and permitted by applicable regulations.

Its strong reducing and antioxidant properties provide effective oxidation control at relatively low application levels, supporting process efficiency and consistent product quality while helping manufacturers manage raw-material costs.

4. Competitive Advantages

• Quality Consistency: Food-grade material designed for dependable performance across production batches.
• Supply Reliability: Suitable for recurring B2B procurement and large-volume sourcing programs.
• Logistics Capability: Standardized 25kg packaging supports efficient handling, warehousing, palletization, and international shipment.
• Price Competitiveness: Bulk procurement options support cost-efficient sourcing for industrial-scale buyers.
• Product Stability: Properly packaged and stored material offers reliable shelf-life performance.
• Technical Documentation: Product specifications and quality documentation can be provided to support procurement, quality assurance, and regulatory requirements.
• Strategic Sourcing: Suitable for manufacturers seeking a dependable food-grade sulfite source for continuous production and international supply chains.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20MT
• Packaging: 25kg bags
• Loading Capacity: Approximately 20–25 MT per 20ft container, depending on packaging configuration, palletization, and applicable container weight limits
• Supply: Bulk and recurring commercial supply available
• Shipping: International delivery available subject to destination, order volume, and logistics requirements