COMMODITY: Caustic soda pearls 99%, sodium hydroxide solid
APPEARANCE: white pearls, prills or pellets
M.F.:NaOH
CAS No.: 1310-73-2
HS CODE: 28151100
EINECS No.: 209-553-4
PACKAGE :25kg bag; 25kg plastic drum;1.2tons jumbo bag
In modern industrial chemistry, selecting the optimal solid physical state for sodium hydroxide is critical to achieving process stability, exact dosing, and operational safety. Solid spherical alkali, widely recognized in international B2B trade as a caustic soda pearl , is meticulously manufactured to supply a smooth, dust-free, and highly soluble raw material. Designed specifically for demanding processing environments, this spherical morphology eliminates feed inconsistencies commonly associated with irregular flakes.
Produced through advanced melt-prilling and controlled cooling technologies, our high-purity beads feature exceptional mechanical strength, preventing structural degradation or fine powder formation during automated handling and ocean transit.

The uniform spherical architecture of micro-prills provides significant operational advantages across automated plant environments:
● Superior Free-Flowing Properties: The smooth surface geometry prevents bridging or rat-holing inside storage hoppers and automated screw feeders, supporting uninterrupted gravity-fed dosing.
● Predictable Dissolution Kinetics: Maintaining a consistent surface-area-to-volume ratio ensures rapid, predictable aqueous dissolution without creating violent localized thermal spikes or un-dissolved chemical residue.
● Drastic Dust Reduction: High bead integrity minimizes fine airborne particles when discharging bags into mixing tanks, protecting workplace air quality and operator safety.
● Warehousing and Anti-Caking Stability: Minimal point-to-point contact between spherical beads drastically reduces compaction, ensuring long-term free-flowing properties during prolonged warehouse storage.


The physical cleanliness and precise dosing provided by high-purity caustic soda pearl formulations make it an indispensable input across diverse manufacturing sectors:
1. Clean-in-Place (CIP) and Industrial Detergent Formulation: Essential for formulating high-efficiency alkaline cleaning agents used to degrease machinery, sanitize food processing pipelines, and clean commercial brewing vessels.
2. Textile Processing and Mercerization: Applied in cotton fiber treatment to expand yarn structure, improve dye affinity, and impart natural luster to finished fabrics.
3. Biodiesel and Renewable Fuel Synthesis: Serves as a reliable, high-purity alkaline catalyst in transesterification reactions, converting vegetable oils and animal fats into clean-burning fuels.
4. Water Treatment and Chemical Synthesis: Utilized for accurate pH regulation in industrial effluent neutralization systems and as a primary base reactant for sodium-based compounds.


Because solid spherical alkali is intensely hygroscopic, maintaining its free-flowing physical state across transoceanic shipping routes requires advanced moisture barrier packaging:
● Heavy-Duty PP Outer Bag: High-tensile woven outer shell designed to withstand physical abrasion, dropping, and compression during automated port handling.
● Hermetically Sealed PE Inner Liner: Thick virgin polyethylene inner film heat-sealed to block atmospheric moisture, humidity, and carbon dioxide absorption.
● Standardized 25kg Logistics Unit: Formatted for effortless manual handling by plant operators and high-density palletization inside 20ft full container loads (FCL).
Operating just 15 kilometers from Tianjin Port, our chemical production complex delivers streamlined ocean shipping services. Every export dispatch complies strictly with Class 8 Dangerous Goods regulations (UN 1823) and includes a batch-specific Certificate of Analysis (COA), GHS-compliant Safety Data Sheets (SDS), and custom import clearance documentation. Contact our international trade team today to request wholesale quotations within 24 hours.