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Caustic Soda

  • 633CNY/TON Updated: 2026-10-10
  • Price change (DoD): 0
    Average price (3M):639 CNY/TON
    Price Level(1Y):Low
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Caustic Soda Prices Trends in China

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Caustic Soda Prices sources

Reg Spec 2026/10/08 2026/10/09 2026/10/10 ChangeUnit Comparison
East China
  • Shandong Specification: 32% sodium hydroxide solution; Process: Ion-exchange membrane method; Quality grade: First grade 635 633 633 0/0 CNY/TON

Caustic Soda Market share- How big is the Caustic Soda market?

China, the United States, and Germany are the leading exporters of Caustic Soda, collectively accounting for over 40% of global exports in recent years; major importers include India, Indonesia, and Brazil, reflecting strong demand from downstream chemical and pulp & paper industries. Imports by Southeast Asian and Latin American countries have grown steadily since 2022, coinciding with moderate volatility in Caustic Soda prices amid shifting chlorine co-product dynamics and regional energy cost variations.

Caustic Soda Market Analysis

Recent Market Dynamics of Caustic Soda

1. **Price Trends**
- Domestic caustic soda prices show a mixed trend with localized increases and decreases. In the Shandong region, prices for 32% liquid caustic soda have seen partial declines ranging from 20 to 50 RMB/ton, while prices for 50% liquid caustic soda have risen by approximately 50 RMB/ton. In the Jiangsu region, prices for 32% liquid caustic soda remain stable with a slight downward trend, decreasing by about 10 to 30 RMB/ton.
- Flake caustic soda prices are generally stable. Main ex-factory prices in the Northwest region show minimal fluctuations, remaining within a certain range, and market transaction activity is moderate.

2. **Supply Situation**
- Recently, some caustic soda production units have scheduled maintenance. For instance, a major chlor-alkali enterprise in the Shandong region has suspended part of its units for maintenance, expected to affect liquid caustic soda output to a certain extent, with a maintenance duration of approximately 10 to 15 days. Meanwhile, some previously maintained units have resumed production, resulting in no significant change in overall supply.
- The operating rate of chlor-alkali enterprises remains relatively stable, averaging around 80% to 85%, with slight regional differences. The East China and North China regions have relatively higher operating rates.

3. **Demand Situation**
- The alumina industry is the primary consumer of caustic soda. Recently, alumina market prices have fluctuated, and some alumina enterprises show moderate enthusiasm for procuring caustic soda, adopting a just-in-time purchasing approach, which provides limited support to caustic soda prices.
- Demand from the paper and printing/dyeing industries is stable, with no significant increase or decrease in caustic soda demand, maintaining procurement levels required for normal production.
- Demand from the chemical and water treatment industries is also relatively stable, with no major changes in overall market demand.

4. **Inventory Levels**
- Caustic soda enterprise inventories are generally at moderate levels, with slight increases in some regions. Liquid caustic soda inventories in the Shandong region have risen, primarily due to slower shipment speeds caused by price reductions. Flake caustic soda inventories in the Northwest region remain relatively stable, with decent shipment performance.

5. **Cost Factors**
- Raw material rock salt prices have shown minimal fluctuations recently, having little impact on caustic soda costs. Regarding power costs, electricity rates have been adjusted in some regions, but the overall impact on caustic soda production costs is limited, with enterprise production costs remaining relatively stable.

Analysis and Judgment

1. **Reasons for Price Fluctuations**: The price reduction for 32% liquid caustic soda in the Shandong region is mainly due to increased regional supply and weak demand, prompting enterprises to lower prices to promote shipments. The price increase for 50% liquid caustic soda is attributed to reduced supply from some enterprise maintenance, while demand for high-concentration alkali from industries such as alumina remains relatively stable. The price decline in the Jiangsu region is primarily influenced by surrounding market prices and weak local demand. The stability in flake caustic soda prices is due to a basic balance between supply and demand, with a lack of significant positive or negative factors in the market.

2. **Impact of Supply-Demand Relationship**: The current caustic soda market supply-demand relationship is overall relatively balanced, with short-term supply changes in some regions having a certain impact on prices. The demand from the alumina industry significantly affects the caustic soda market; its low procurement enthusiasm limits the upward momentum of caustic soda prices.

3. **Relationship Between Cost and Price**: Raw material rock salt and power costs are relatively stable, providing limited support to caustic soda prices. Market prices are primarily driven by supply-demand dynamics.

Forecast

1. **Price Trends**: In the short term, caustic soda market prices will likely continue to exhibit localized fluctuations. Prices for 32% liquid caustic soda in the Shandong region may still have room for slight declines, while prices for 50% liquid caustic soda may remain stable or slightly increase due to reduced supply. Flake caustic soda prices are expected to remain stable; if there is no significant improvement in demand from industries such as alumina, the likelihood of significant price fluctuations is low.

2. **Supply Aspect**: As some maintained units gradually resume production, the overall supply of caustic soda will increase to some extent, but the increase will be limited, and market supply will remain relatively stable.

3. **Demand Aspect**: Demand from the alumina industry is unlikely to grow significantly in the short term, and demand from the paper and printing/dyeing industries will also remain stable. Overall market demand will not change significantly, providing limited support to caustic soda prices.

4. **Market Risks**: Attention should be paid to changes in the production status of the alumina industry and the impact of environmental policies on caustic soda enterprises. If the operating rate of alumina enterprises decreases or environmental requirements lead to production restrictions, it will have a significant impact on the caustic soda market.

About Caustic Soda

Caustic soda (sodium hydroxide) is a white, odorless, non-volatile solid at room temperature, typically supplied as flakes, pellets, or concentrated aqueous solutions; it is highly hygroscopic and has a melting point of 318 °C and boiling point of 1388 °C. It is an inorganic alkali metal hydroxide and one of the strongest common bases. Caustic soda serves as a critical chemical intermediate in the production of alumina, organic and inorganic chemicals, and chlorine–caustic co-products via chlor-alkali electrolysis. Its principal applications span pulp and paper manufacturing, water treatment, soap and detergent synthesis, petroleum refining, and the production of rayon, textiles, and aluminum. It is also widely employed in food processing, pharmaceutical manufacturing, and chemical synthesis across agrochemicals, dyes, and polymers.


This chemical is included in Basic Chemicals - Bromine Chemicals. See more about what is Caustic Soda and Caustic Soda SDS information.

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