Sodium Alginate

Description

1. Product Overview

Sodium Alginate is a high-purity polysaccharide extracted from brown seaweed, widely recognized for its exceptional gelling, thickening, and stabilizing properties. It is primarily used in food processing, pharmaceuticals, textile printing, and water treatment industries. Its ability to form viscous solutions and stable gels makes it a critical functional ingredient, offering operational efficiency and product consistency. Strategically, Sodium Alginate is essential for manufacturers seeking reliable, scalable solutions in formulations where texture, stability, and controlled release are key. Its performance advantages position it as a preferred choice for industrial applications demanding both quality and cost-effectiveness.

2. Key Specifications & Technical Characteristics

• Chemical Composition: Sodium salt of alginic acid (C₆H₇NaO₆)n
• Purity / Grade: Food grade / Industrial grade, ≥ 99%
• Physical Form: Fine to medium powder
• Color: Off-white to light beige
• Particle Size: 50–300 µm (adjustable per specification)
• Density: 0.4–0.6 g/cm³
• Solubility: Soluble in water; forms viscous solutions
• Moisture Content: ≤ 12%
• Packaging Options: 25 kg kraft-paper bags with inner PE liner; bulk 500–1000 kg jumbo bags available
• Shelf Life: 24 months in dry, sealed storage away from moisture

3. Core Industrial Applications

• Food & Beverage: Thickening, gelling, stabilizing sauces, ice creams, and bakery fillings
• Pharmaceuticals: Controlled-release capsules, tablet binders, and wound dressings
• Textile & Paper: Printing pastes, sizing agents, and coating stabilizers
• Water Treatment & Oilfield: Flocculants for water purification; viscosity control in drilling muds
• Advantages: Provides superior gel strength, consistent viscosity, and operational efficiency compared to alternative hydrocolloids; reduces material waste and improves production consistency

4. Competitive Advantages

• Quality Consistency: Uniform particle size and viscosity ensure predictable performance
• Supply Reliability: Long-term contracts and robust supply chain for uninterrupted operations
• Logistics Capability: Global shipping-ready packaging and containerized bulk supply
• Price Competitiveness: Economically optimized without compromising quality
• Sustainability: Derived from renewable seaweed sources; biodegradable and environmentally safe
• Technical Support: Comprehensive documentation, certificates of analysis (CoA), and formulation guidance available

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): Bulk 20 MT
• Loading Capacity: 22–24 MT per 20ft container (jumbo bag)