Sodium Sulphite Market Valued Expected to Reach USD 131.3 Million by 2035

The sodium sulphite market is valued at USD 86.6 million in 2025. As per Fact.MR analysis, it will grow at a CAGR of 6.5% and reach USD 131.3 million by 2035.

The sodium sulphite market grew at a fast pace in Asia-Pacific with rising demand from China's paper industry and India's food and beverage sector in 2024. In North America, its application was severely affected by FDA regulation as a food additive. In the future, the industry will witness a growth rate of 6.5% CAGR during the study period since there will be industrialization and growth in the manufacturing industry. Producers will be concentrating on adjusting to changing regulations for continued industry access.

In 2024, the industry experienced significant events, where regional factors were predominantly the reason behind determining its trend of growth. The Asia-Pacific, led by China and India, again ruled the industry. Product demand in China was maintained by increasing paper production, wherein the compound finds use in bleaching and industrial applications. India witnessed higher consumption of the product due to the growing food and beverage industry, wherein it acts as a reducing agent and preservative.

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Market Overview

Sodium sulphite (Na2SO3) is an inorganic compound commonly used for its strong reducing and oxygen-scavenging properties. It is primarily used in the pulp and paper industry to prevent corrosion by removing dissolved oxygen in processing water. Its application as a preservative and antioxidant in the food and beverage sector also plays a pivotal role in driving market demand.

Fact.MR's market intelligence highlights that the global sodium sulphite market is poised for consistent growth, supported by increasing industrialization, technological advancement, and a focus on sustainability in industrial processing.

Key Market Drivers

Demand from Pulp and Paper Industry
Sodium sulphite plays a vital role in the paper-making process, especially in the semi-chemical pulping method where it is used to break down lignin and facilitate easier pulping of wood. With the growth in packaging and paperboard usage driven by e-commerce and sustainability trends, this sector will continue to be a significant consumer of sodium sulphite.
Water Treatment Applications
As freshwater scarcity intensifies, sodium sulphite's use in industrial and municipal water treatment has become crucial. It acts as an oxygen scavenger, preventing oxidative corrosion in boiler systems and pipelines. The expanding scope of water treatment facilities globally, particularly in emerging economies, contributes positively to the market outlook.
Food and Beverage Sector Growth
Sodium sulphite is used as a preservative and anti-browning agent in food processing, particularly in dried fruits, vegetables, and beverages. The rising global consumption of packaged foods and longer shelf-life demands have enhanced the need for such preservatives, creating growth opportunities in this segment.
Expanding Textile Industry
The textile industry also uses sodium sulphite in dyeing processes. With growing demand for dyed fabrics and synthetic textiles, particularly from Asian economies like India and China, the market is set to benefit from the sustained development of the apparel sector.
Challenges and Constraints

Despite promising opportunities, the sodium sulphite market faces some restraints. The most significant among these include:

Health Concerns and Regulatory Barriers: Excessive intake or exposure to sodium sulphite can cause allergic reactions and respiratory issues in sensitive individuals. As a result, regulatory authorities have set stringent limits on its usage in consumables, which could hinder market expansion.
Environmental Impact: Improper disposal of sodium sulphite can lead to environmental pollution, affecting soil and aquatic ecosystems. Regulations pertaining to hazardous waste management may increase production costs and discourage smaller manufacturers.
Substitution by Alternatives: Alternatives like sodium metabisulphite and other reducing agents in specific applications may limit sodium sulphite's penetration, especially where price competitiveness or efficiency is a concern.
Key Segmentation

Fact.MR's report categorizes the sodium sulphite market across several critical dimensions:

By Grade:
Food Grade
Technical Grade
Food grade sodium sulphite finds its primary use in food preservation, while technical grade dominates in industrial applications like water treatment and chemicals.

By End Use:
Pulp & Paper
Food & Beverage
Water Treatment
Textiles
Chemicals
Pharmaceuticals
Photography
The pulp and paper industry leads in terms of volume, followed closely by water treatment and food processing industries.

By Region:
North America
Latin America
Europe
East Asia
South Asia & Oceania
Middle East & Africa
Asia-Pacific, particularly China and India, accounts for the largest share of global sodium sulphite consumption due to their massive industrial base and expanding infrastructure.

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Competitive Landscape

The sodium sulphite market is moderately consolidated, with leading manufacturers competing on parameters such as pricing, product quality, compliance, and distribution reach. Key players identified in the Fact.MR report include:

BASF SE
Solvay S.A.
Aditya Birla Chemicals
Qingdao Tianya Chemical Co., Ltd.
Zhengzhou Kelai Chemical Co., Ltd.
Shaanxi Fuhua Chemical Co., Ltd.
Arkema Group

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