Caustic Soda Liquid 50% - Liquid Sodium Hydroxide Solution

Product Overview & Technical Performance

• High-Purity 50% Aqueous Concentration: Caustic liquid (50% aqueous sodium hydroxide, NaOH) represents a standardized, heavy-duty industrial chemical solution widely utilized across global manufacturing sectors. Appearing as a clear, odorless, and virtually colorless liquid with a density of approximately 1.51, it provides a reliable, concentrated source of active hydroxide ions (OH-) for immediate, high-potency reactivity in liquid-phase chemical operations.

• Streamlined Automated Operations: Transitioning from solid forms to ready-to-use 50% caustic liquid drastically simplifies plant throughput and operational logistics. It completely eliminates manual handling, specialized dissolution equipment, and severe exothermic heat-of-solution hazards associated with dissolving solid flakes or pearls. By enabling automated inline liquid metering and closed-loop pump transfer, it increases batch precision while eliminating hazardous airborne chemical dust, maximizing workplace safety and operational efficiency.

• Rapid Chemical Reactivity & Immediate Processing: Delivered in a fully pre-solvated liquid state, 50% caustic soda instantly participates in acid-base neutralizations, saponification reactions, and gas-scrubbing routines without requiring pre-mixing or holding times. This high chemical availability accelerates process kinetics, shortens cycle times, and enhances energy efficiency in continuous, high-volume production lines.

Primary Industrial Applications

• Pulp, Paper & Cellulose Processing: Serves as a core chemical reagent in Kraft pulping operations, effectively breaking down and dissolving wood lignin to isolate purified cellulose fibers for high-grade paper and board manufacturing.

• Chemical Synthesis & Alumina Refining: Extensively applied in the Bayer process to extract alumina (Al2O3) from bauxite ore, as well as in downstream organic synthesis, petroleum product desulfurization, and industrial gas scrubbing.

• Commercial Soap, Detergent & Surfactant Production: Functions as a fundamental strong base for saponifying fats, tallow, and vegetable oils, producing liquid detergent bases, specialized industrial cleaners, and anionic surfactants.

• Industrial Water & Effluent Neutralization: Widely deployed across municipal sewage networks and industrial wastewater treatment plants for rapid pH adjustment, acidic stream neutralization, and heavy metal ion precipitation.

Technical Specifications (Certificate of Analysis Highlights)

Key Industrial Applications

• Water & Wastewater Treatment: Rapidly neutralizes acidic wastewater streams, adjusts municipal water pH levels, and precipitates heavy metal ions.

• Soaps & Detergents Manufacturing: Serves as a vital saponification agent for liquid soaps, industrial degreasers, and commercial detergents.

• Pulp & Paper Processing: Essential for wood chip delignification, pulp bleaching sequences, and de-inking in recycled paper processing.

• Clean-in-Place (CIP) Systems: Widely used across food, dairy, and beverage plants to dissolve organic residues, fats, and proteins from processing lines.

• Chemical Synthesis: Acts as a core alkaline reagent in producing plastics, textiles, alumina, and organic/inorganic sodium derivatives.

Key Commercial Advantages

1. Operational Efficiency: Ready-to-use liquid format eliminates dissolution equipment setup, heating requirements, and mixing downtime.

2. Enhanced Safety: Minimizes operator exposure to corrosive chemical dust and avoids dangerous heat spikes during mixing.

3. High Purity Standard: Minimal chloride and heavy-metal content prevents equipment scaling and protects sensitive reaction products.

4. Flexible Packaging Logistics: Delivered in UN-rated 25kg jerrycans, 1000L IBC totes, or bulk ISO tankers complete with full MSDS and COA documentation.

Safety & Handling Guidelines

• Personal Protection: Caustic soda liquid is highly corrosive. Always wear appropriate PPE during transfer, including chemical splash goggles, face shield, neoprene/PVC gloves, and a chemical-resistant apron.

• Storage Recommendations: Store in a cool, dry, well-ventilated location away from strong acids and reactive metals (such as aluminum, zinc, and tin). Maintain storage temperatures above 15°C (59°F) to prevent the 50% liquid solution from crystallizing.

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