Bulk Sodium Hydroxide (Caustic Soda)

• Key Industrial Applications

  • Chemical Manufacturing & Synthesis: Serves as a vital alkaline base feedstock for producing a vast spectrum of organic and inorganic sodium salts, synthetic detergents, superabsorbent polymers, specialized solvents, and organic synthesis intermediates. Its consistent stoichiometry guarantees precise reaction yields in automated chemical manufacturing.

  • Pulp & Paper Processing: An essential chemical reagent in the Kraft pulping process, used for wood fiber digestion, dissolving unwanted lignin binders from raw chips, and bleaching paper pulp to achieve superior brightness, tensile strength, and structural uniformity.

  • Textile & Dyeing Industry: Widely applied in cotton mercerization, fiber scouring, and textile dye preparation. It treats natural fibers to swell cotton walls, significantly enhancing fabric tensile strength, surface luster, dimensional stability, and dye absorption capacity.

  • Soap & Detergent Formulation: Acts as the primary saponifying agent (lye) in converting animal tallows, vegetable oils, and fatty acids into commercial bar soaps, industrial degreasers, laundry detergents, and specialized surface cleaners.

  • Alumina Refining & Metallurgy: Extensively utilized in the Bayer process, where concentrated caustic solutions dissolve crude bauxite ore under high temperatures and pressures to extract pure alumina (Al2O3), the fundamental precursor for aluminum metal smelting.

  Product Features & Competitive Advantages

  • ≥ 99% High Assay Purity: Manufactured using state-of-the-art ion-exchange membrane cell technology, delivering exceptional purity with minimal trace impurities such as sodium chloride (NaCl), sodium carbonate (Na2CO3), and heavy metals. This minimizes equipment scaling and unwanted chemical side reactions.

  • Superior Solubility & Kinetic Performance: Formulated as free-flowing pearls or uniform flakes, it dissolves rapidly in aqueous media with strong exothermic action, ensuring immediate reactivity in automated mixing systems without clogging dosing nozzles.

  • Advanced Moisture-Proof Packaging: Sealed in heavy-duty, multi-wall woven bags equipped with high-density polyethylene (HDPE) inner liners to block atmospheric moisture and carbon dioxide, completely preventing caking, clumping, and chemical degradation during long-distance maritime transit.

  • Reliable Global Supply Chain: Optimized for full container loads (FCL), intermodal rail logistics, and bulk vessel loading, backed by strict quality control protocols to guarantee stable, on-time monthly shipments for large-scale industrial buyers worldwide.

Technical Specifications

Packaging & Logistics

• Standard Wholesale Options: 25kg PP/PE woven bags (with inner plastic lining) or 1000kg/1200kg Ton/Jumbo Bags (Big Bags) on heat-treated pallets.

• Shipping & Handling: Fully compliant with international hazardous goods transport standards (UN 1823, Class 8 Corrosive).