The cross-industry supporting advantages of soda ash are becoming increasingly apparent, and its linkage with chloride and sulfate products has improved the supply chain of raw materials for all categories.

As a fundamental raw material connecting dozens of industrial sectors, soda ash occupies a pivotal position in the chemical industry's centralized procurement system. The product is supplied independently to the glass, daily chemical, and food industries, and is also used in conjunction with chlorides and sulfates in water treatment agents and fertilizer production. With the implementation of one-stop raw material procurement for 42 series, the coordinated procurement model for soda ash and related chemical products is maturing, driving the comprehensive formation of a cross-industry raw material support system.

Industry integration on the production side is progressing steadily. Many soda ash production parks are equipped with associated chloride and sulfate co-production units. Relying on the byproducts of the combined soda ash process, such as ammonium chloride, a single production line can produce multiple types of chemical raw materials, significantly improving resource utilization. The co-production model reduces the production costs of soda ash and related chlorides from the source, becoming the mainstream development direction in the industry. Intelligent production transformation covers the entire industry. Online component detection systems optimize the control of soda ash grades, enabling the mass production of three differentiated products—heavy, light, and food-grade—on demand, precisely matching the material standards of different downstream industries.

Downstream consumption is showing promising signs. Soda ash, combined with aluminum sulfate and ferric chloride, is used to prepare composite water treatment agents, widely applied in wastewater neutralization and flocculation sedimentation. In fertilizer production, soda ash adjusts the pH of the mother liquor and works with ammonium chloride and ammonium sulfate to complete the synthesis of compound fertilizers. Glass manufacturing consumes heavy soda ash independently, and the expansion of the photovoltaic glass industry continues to drive large-scale soda ash orders. Centralized procurement platforms facilitate cross-category packaged supply, allowing downstream water treatment plants and fertilizer processing plants to purchase a full range of main materials—soda ash, sulfates, and chlorides—in one go, eliminating the need for multiple supplier interactions and reducing overall warehousing and logistics costs.

Dual-carbon policies guide the industry's low-carbon transformation. Carbon capture and utilization projects in the soda ash industry are gradually being implemented. Carbon dioxide recovered and purified during the calcination process is used in the carbonization process of food-grade soda ash, achieving closed-loop utilization of carbon resources. In the future, the soda ash industry will continue to deepen its industrial chain integration with chloride and sulfate subcategories, leverage centralized procurement services to explore cross-sectoral supporting potential, keep pace with the development of emerging sectors such as new energy glass, environmental water treatment, and new fertilizers, continuously expand the application boundaries of products, and solidify its position as a cornerstone of the basic chemical raw materials industry.