Sodium Sulfide (Reducing Agent for Sulfur Dyes)
Textile Reducing
Textile Dyeing Chemicals

Sodium Sulfide (Reducing Agent for Sulfur Dyes)

High-performance sodium sulfide engineered for exceptional sulfur dye reduction applications. Our specialized formulations provide superior reduction performance, enhanced color development, excellent sulfur dye solubility, and optimal performance for demanding textile dyeing operations requiring reliable sulfur dye processing and vibrant color results.

  • Superior Reduction Performance
  • Enhanced Color Development
  • Excellent Sulfur Dye Solubility
  • Reliable Sulfur Dye Processing
  • Vibrant Color Results
  • Professional Textile Grade
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Technical Specifications

Product Type: Sodium Sulfide
Chemical Formula: Na₂S · 9H₂O
Purity: 60% min (as Na₂S)
Iron Content: ≤ 50 ppm
Water Insoluble: ≤ 0.05%
pH (1% solution): 11.5-12.5
Appearance: Yellow/red crystalline flakes
Reducing Power: Strong sulfur dye reduction
Storage Life: 12 months in sealed containers
Packaging: 25kg bags, 200kg drums

Applications

Sulfur Dye Processing
Dye Reduction
Textile Dyeing
Industrial Processing
Chemical Reduction
Quality Enhancement
Process Optimization
Waste Treatment

Industry-Specific Grades

DRAVYOM offers specialized sodium sulfide grades tailored for specific sulfur dye processing applications, ensuring optimal reduction performance and color development across diverse textile dyeing operations.

Sulfur Dye Grade
Purity: 60% min Iron: ≤ 50 ppm Reducing power: High Application: Sulfur dye processing
Technical Grade
Purity: 58% min pH control: Stable Quality: Consistent Application: Industrial textile processing
Industrial Grade
Purity: 55% min Volume: Large-scale Cost: Economical Application: High-volume operations
Low Iron Grade
Iron content: ≤ 30 ppm Purity: Enhanced Performance: Superior Application: Premium textile dyeing

Quality Standards

DRAVYOM's Sodium Sulfide is manufactured under stringent quality control protocols, meeting international textile processing standards including ISO, ASTM, and industry-specific requirements. Our specialized production ensures consistent reducing power and regulatory compliance for sulfur dye applications.

ISO 9001:2015 Certified Manufacturing
High Purity (60% min Na₂S)
Low Iron Content (≤50 ppm)
Advanced Chemical Analysis
Consistent Reducing Power
pH Stability Control
Batch Performance Testing
Sealed Container Storage

Advanced Chemical Properties & Performance

Sodium Sulfide exhibits exceptional reducing power and sulfide chemistry properties essential for sulfur dye solubilization, indigo reduction, and specialty dyeing applications in textile processing. Its unique sulfur-based reducing characteristics and alkaline properties ensure reliable performance in demanding sulfur dye operations across diverse fiber types and processing conditions.

Chemical Properties
Chemical Formula: Na₂S (sodium sulfide)
Molecular Weight: 78.04 g/mol (anhydrous)
Reducing Power: Strong reducing agent
Hydrolysis: Forms alkaline solutions
Physical Properties
Solubility: 18.6 g/100g H₂O (20°C)
pH (1% solution): 11.5-13.0 (highly alkaline)
Melting Point: 1180°C
Color: White to yellow crystals
Textile Performance
Sulfur Dye Reduction: Essential for sulfur dyes
Indigo Processing: Alternative reducing agent
Dye Solubilization: Creates leuco forms
Color Development: Deep, wash-fast colors
Application Properties
Operating Temperature: 60-95°C
Concentration Range: 5-20 g/L application
pH Requirements: Alkaline conditions preferred
Oxygen Sensitivity: Sensitive to air oxidation
Stability Properties
Storage Stability: 12-24 months (sealed)
Air Sensitivity: Oxidizes to thiosulfate
Hygroscopicity: Deliquescent material
Solution Stability: Use immediately

Performance Characteristics

Detailed performance metrics demonstrate Sodium Sulfide superiority in sulfur dye applications with exceptional reducing power, color development, and wash fastness performance across diverse sulfur dyeing operations and specialty textile applications.

Strong Reduction

Powerful reducing capability

Essential for sulfur dyes
Deep Colors

Excellent color development

Rich, vibrant shades
Wash Fastness

Superior colorfastness

Durable color retention
Dye Solubilization

Converts insoluble dyes

Creates leuco forms
Cost-Effective

Economical sulfur dyeing

Budget-friendly option
Versatile Application

Multiple dye compatibility

Flexible processing

Safety Information

Handle sodium sulfide with extreme caution using appropriate protective equipment including gloves, safety goggles, and respiratory protection. This material can release toxic hydrogen sulfide gas when contacted with acids. Ensure excellent ventilation, avoid contact with acids, and maintain emergency procedures for H₂S exposure.

Toxic Gas Risk
Alkaline Corrosive
Acid Incompatible

Storage & Handling

Store sodium sulfide in original sealed containers in a cool, dry environment away from acids and moisture. Protect from air oxidation and use only in well-ventilated areas with emergency procedures in place. Handle with appropriate PPE and maintain separation from incompatible materials.

Cool, dry storage
Separate from acids
Excellent ventilation
Keep containers sealed

Chemical Mechanisms & Reaction Pathways

Sodium sulfide functions through sulfide ion chemistry and reducing mechanisms, providing controlled sulfur reactions for textile processing applications through alkaline conditions and metal ion precipitation.

Sulfide Ion Release

Dissociates to release S²⁻ ions in aqueous solution

Strong nucleophile with high reactivity
Metal Precipitation

Forms insoluble metal sulfides with heavy metals

Effective for metal removal and recovery
Reducing Properties

Acts as reducing agent in chemical processing

Electron donation capability in alkaline conditions
pH Control

Provides alkaline conditions for process optimization

Hydrolysis creates hydroxide ions

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures global textile industry access with complete documentation packages supporting international safety standards and environmental regulations for sodium sulfide use.

OEKO-TEX Standard

Restricted use certification with controlled application protocols

EPA Registration

Environmental Protection Agency approved for controlled industrial use

Industrial Grade

Technical grade specifications for industrial applications

REACH Registration

European Union chemical regulation compliance with restrictions

Safety Documentation

Comprehensive Safety Data Sheets and handling protocols

Industry Standards

AATCC, ISO, and ASTM test method compliance for controlled applications

Technical Support & Value-Added Services

DRAVYOM's textile chemistry team provides comprehensive sodium sulfide solutions, process support, and technical services to optimize chemical processing in your specific industrial applications.

Process Development
  • Sulfide chemistry optimization
  • Concentration and dosage guidance
  • pH and temperature control
  • Custom sulfide systems
Testing Services
  • Sulfide activity evaluation
  • Metal precipitation testing
  • Process efficiency assessment
  • Quality assurance verification
Technical Support
  • Process troubleshooting consultation
  • Equipment optimization guidance
  • Safety training and protocols
  • Environmental compliance support
Supply Solutions
  • Consistent batch-to-batch quality
  • Specialized packaging options
  • Secure logistics and handling
  • Global distribution network

Environmental Impact & Sustainability

Our sodium sulfide production emphasizes environmental responsibility through sustainable manufacturing practices, controlled application protocols, and comprehensive environmental impact management for industrial applications.

Controlled Application

Precise handling systems minimize environmental exposure

Water Treatment

Advanced treatment systems for process effluent

Clean Production

Energy-efficient manufacturing with controlled emissions

Safe Handling

Comprehensive safety protocols for handling and storage

ISO 14001

Environmental management system certified production

Waste Reduction

Minimized waste generation and comprehensive treatment programs

Manufacturing Excellence & Quality Control

DRAVYOM's state-of-the-art sodium sulfide manufacturing facility employs advanced synthesis technology and continuous monitoring systems to ensure consistent quality and performance across all production batches.

Production Process

Advanced synthesis with controlled crystallization and stabilization

Multi-stage quality control at each production phase
Quality Testing

Comprehensive testing protocol including purity, sulfide content, and stability analysis

Advanced analytical instrumentation and standardized testing
Quality Systems

ISO 9001:2015 quality management with continuous improvement processes

Statistical process control and batch-to-batch consistency
Packaging Control

Specialized packaging with stability protection and contamination prevention

Stability testing and shelf-life validation

Market Applications & Performance Data

Comprehensive industrial data demonstrating sodium sulfide effectiveness across diverse applications with quantified performance metrics and process validations.

Metal Processing
Precipitation Efficiency: 95% metal removal achieved Selectivity: High specificity for target metals Recovery Rate: 90% metal recovery capability
Chemical Processing
Reaction Control: Precise sulfide chemistry management Process Efficiency: 85% reaction completion Consistency: 98% batch-to-batch reproducibility
Controlled Processing
Safety Enhancement: 95% reduced exposure risk Environmental Control: Advanced containment systems Waste Reduction: 60% less chemical consumption

DRAVYOM Competitive Advantages

Superior Performance

Industry-leading chemical purity with excellent sulfide chemistry control and consistency

Reliable Supply

Guaranteed availability with specialized handling protocols and safety compliance

Technical Expertise

Dedicated sulfide chemistry team provides optimization and safety support

Quality Assurance

Comprehensive testing protocols with documented performance data and regulatory compliance

Global Standards

International compliance with OEKO-TEX, EPA, and industrial standards for controlled applications

Partnership Approach

Collaborative relationships with industrial users and custom solution development services