Description
Product Name: Caustic Soda Flakes 99% — Alkalinity Control
1. Product Overview
Caustic Soda Flakes 99% (Sodium Hydroxide, NaOH) is a high-purity, solid alkaline chemical widely used across industrial processes that require precise pH and alkalinity control. Produced through advanced chlor-alkali processes, the flakes provide rapid solubility, consistent chemical strength, and reliable performance in demanding industrial environments. The product plays a critical role in water treatment, chemical manufacturing, pulp and paper processing, and multiple downstream production systems. Its strong alkalinity, high purity, and ease of handling make it a strategically essential commodity for industries seeking operational efficiency and cost-effective process control.
2. Key Specifications & Technical Characteristics
- Chemical Composition: Sodium Hydroxide (NaOH)
- Purity Level: ≥ 99%
- Grade: Industrial Grade
Physical Characteristics
- Form: Solid flakes
- Color: White
- Solubility: Highly soluble in water with rapid dissolution
- Density: Approx. 2.13 g/cm³ (solid)
- Odor: Odorless
- Alkalinity: Strong base with high pH
Packaging Options
- 25 kg PP/PE bags with inner liner
- 50 kg industrial bags
- 1 MT jumbo bags (bulk handling)
Shelf Life
- Up to 24 months when stored in sealed, moisture-free conditions
3. Core Industrial Applications
Water Treatment & Utilities
Caustic soda flakes are widely used to control alkalinity and pH levels in municipal and industrial water treatment facilities. They neutralize acidic streams and maintain optimal process conditions for filtration and purification systems.
Pulp & Paper Manufacturing
In paper production, sodium hydroxide is essential for pulping, bleaching, and lignin removal processes. Its strong alkaline properties improve fiber separation efficiency and enhance product quality.
Chemical Manufacturing
Caustic soda is a fundamental feedstock in the production of numerous chemicals including detergents, solvents, plastics, dyes, and pharmaceuticals. The high purity of the flakes ensures stable reaction conditions and consistent downstream outputs.
Textile Processing
Used in mercerization and dye processing, caustic soda improves fabric strength, dye absorption, and overall textile quality.
Oil & Gas / Industrial Cleaning
The product is widely used for refinery cleaning, degreasing, and neutralization of acidic residues, offering high effectiveness and rapid chemical reaction performance.
Operational Advantage
Compared to liquid alkalis or lower-grade sodium hydroxide, high-purity flakes provide easier storage, lower transportation costs, longer shelf stability, and precise dosing control.
4. Competitive Advantages
Consistent Industrial Quality
Manufactured to strict purity specifications, ensuring stable alkalinity performance across large-scale operations.
Reliable Supply Chain
Backed by dependable production and export logistics, enabling steady availability for continuous industrial demand.
Efficient Logistics Handling
Solid flake form allows safer transport, reduced leakage risk, and flexible bulk packaging solutions.
Price Competitiveness
Cost-efficient sourcing for high-volume industrial buyers seeking a balance of purity and affordability.
Environmental & Operational Efficiency
Supports efficient wastewater neutralization and process optimization, helping facilities meet regulatory and environmental compliance standards.
Technical Documentation Available
Material Safety Data Sheets (MSDS), Certificates of Analysis (COA), and technical specifications available for procurement and compliance verification.
5. Commercial & Supply Information
- Minimum Order Quantity (MOQ): Bulk 20 MT
- Loading Capacity: Approximately 25–27 MT per 20 ft container depending on packaging configuration.










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