The Global Sodium Thiosulphate Pentahydrate Market was valued at US$ 213 million in 2024 and is projected to reach US$ 309 million by 2032, growing at a Compound Annual Growth Rate (CAGR) of 4.8% during the forecast period (2025–2032). This steady expansion is being driven by increasing demand from key end-use sectors including water treatment, electroplating, textile processing, and mining, along with growing industrial activity across emerging economies in Asia-Pacific, Latin America, and Africa.

Sodium thiosulphate pentahydrate (Na₂S₂O₃·5H₂O) is a white crystalline compound that serves as a versatile chemical intermediate across multiple industries. Its ability to neutralize chlorine makes it indispensable in municipal water treatment and swimming pool maintenance, while its role as a reducing and dechlorination agent supports applications in electroplating, leather processing, and textile dyeing. As global industries scale up their operations and environmental regulations grow increasingly stringent, the spotlight is on the key manufacturers who are shaping supply, quality, and innovation in this market. In this blog, we profile the Top 7 Companies in the Global Sodium Thiosulphate Pentahydrate Industry—a mix of established chemical producers and specialized manufacturers driving the future of this essential compound.

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7️⃣ 1. TIB Chemicals AG

Headquarters: Mannheim, Germany
Key Offering: High-Purity Sodium Thiosulphate Pentahydrate (≥99.0%), Specialty Inorganic Chemicals

TIB Chemicals AG is one of Europe’s most respected producers of inorganic specialty chemicals, with sodium thiosulphate pentahydrate forming a core part of its extensive product portfolio. The company serves a broad client base across the electroplating, photographic, water treatment, and textile industries, supplying both technical-grade and high-purity variants that meet stringent European quality standards.

Key Strengths:

• Long-standing expertise in inorganic salt manufacturing with consistent quality assurance

• Strong distribution network across European industrial markets

• ISO-certified production processes ensuring product reliability and compliance

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6️⃣ 2. Shakti Chemical

Headquarters: Gujarat, India
Key Offering: Sodium Thiosulphate Pentahydrate, Industrial Inorganic Chemicals

Shakti Chemical is a prominent Indian manufacturer of sodium thiosulphate pentahydrate, catering primarily to the domestic market while also serving export clients across Southeast Asia and the Middle East. The company has built its reputation on cost-effective production and reliable delivery, making it a preferred supplier for water treatment plants, textile dyeing units, and electroplating facilities across the subcontinent.

Key Strengths:

• Competitive pricing backed by efficient local raw material sourcing

• Established client relationships with municipal water treatment authorities in India

• Growing export footprint in emerging markets across Asia and Africa

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5️⃣ 3. RICCA Chemical Company

Headquarters: Arlington, Texas, USA
Key Offering: Analytical-Grade Sodium Thiosulphate Pentahydrate, Laboratory Reagents

RICCA Chemical Company is a well-established U.S.-based producer of high-purity chemical reagents, with sodium thiosulphate pentahydrate being a key product in its analytical chemistry lineup. The company primarily serves laboratory, pharmaceutical, and research institutions where product traceability and consistent analytical performance are non-negotiable requirements. RICCA’s sodium thiosulphate solutions are widely used in titration, dechlorination testing, and environmental analysis applications.

Key Strengths:

• Specialization in certified analytical-grade and reagent-grade chemical products

• Compliance with EPA and ASTM standards for laboratory reagents

• Strong presence in North American research, environmental testing, and pharmaceutical sectors

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4️⃣ 4. Shanxi Linfen Dyeing Chemical (Group)

Headquarters: Linfen, Shanxi Province, China
Key Offering: Sodium Thiosulphate Pentahydrate, Dyeing Auxiliaries, Industrial Chemicals

Shanxi Linfen Dyeing Chemical (Group) is among the largest producers of sodium thiosulphate pentahydrate in China, operating integrated manufacturing facilities that support large-scale output for both domestic consumption and international export. The group has a particularly strong foothold in the textile and dyeing segment, where sodium thiosulphate is used extensively as a dechlorination agent. China’s robust textile manufacturing base makes this company a critical supplier in the global supply chain.

Key Strengths:

• High-volume production capacity serving both domestic textile industries and global export markets

• Vertically integrated operations enabling competitive cost structures

• Established export relationships across Southeast Asia, South Asia, and Europe

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3️⃣ 5. Jiangsu Huada Chemical Co., Ltd.

Headquarters: Jiangsu Province, China
Key Offering: Sodium Thiosulphate Pentahydrate, Inorganic Salts, Water Treatment Chemicals

Jiangsu Huada Chemical is a significant player in China’s inorganic chemicals landscape, producing sodium thiosulphate pentahydrate for a diverse range of applications including water treatment, electroplating, and leather processing. The company benefits from Jiangsu’s well-developed chemical industrial infrastructure and logistics network, enabling efficient distribution to both domestic clients and international buyers. Jiangsu Huada has consistently invested in production quality and environmental compliance to meet the evolving requirements of global customers.

Key Strengths:

• Diversified application portfolio spanning water treatment, electroplating, and leather processing

• Strategic location in Jiangsu Province with access to major Chinese ports for export logistics

• Commitment to environmental compliance in line with China’s tightening chemical industry regulations

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2️⃣ 6. Anhui Bayi Chemical Industry Co., Ltd.

Headquarters: Anhui Province, China
Key Offering: Sodium Thiosulphate Pentahydrate, Sodium Sulphite, Industrial Chemicals

Anhui Bayi Chemical Industry is a well-regarded Chinese chemical manufacturer with a focused product line that includes sodium thiosulphate pentahydrate and related sulphur-based compounds. The company supplies industries such as mining, water treatment, and photographic chemical processing. Furthermore, Anhui Bayi Chemical has positioned itself to capitalize on the growing demand from gold mining operations, where sodium thiosulphate is increasingly being explored as an alternative lixiviant to cyanide in gold extraction—a development that carries meaningful environmental and commercial implications for the company’s growth trajectory.

Key Strengths:

• Strong product range in sulphur-based inorganic chemicals with complementary offerings

• Growing exposure to the mining sector, particularly in gold extraction applications

• Competitive manufacturing cost base supported by established regional supply chains

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1️⃣ 7. Haimen Wuyang Chemical Industry Co., Ltd.

Headquarters: Haimen, Jiangsu Province, China
Key Offering: Sodium Thiosulphate Pentahydrate, Sodium Thiosulphate Anhydrous, Specialty Inorganic Chemicals

Haimen Wuyang Chemical Industry is a specialized producer of thiosulphate-based compounds, with sodium thiosulphate pentahydrate serving as its flagship product. The company has built strong market credibility through consistent product quality, competitive pricing, and reliable supply performance. Its customer base spans electroplating workshops, textile dyeing facilities, water treatment operators, and pharmaceutical ingredient manufacturers. Haimen Wuyang’s strategic location in Jiangsu provides logistical advantages for both domestic and international distribution, and the company continues to expand its production capacity in response to rising global demand.

Key Strengths:

• Specialized focus on thiosulphate chemistry with deep product and process expertise

• Capacity expansion initiatives aligned with growing demand from water treatment and electroplating sectors

• Reliable export track record with customers across Asia, the Middle East, and Europe

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🌍 Outlook: The Future of Sodium Thiosulphate Pentahydrate Is Expanding Beyond Traditional Uses

The sodium thiosulphate pentahydrate market is navigating a period of meaningful transition. While traditional applications in photography are declining due to the near-universal shift to digital imaging, this headwind is more than offset by accelerating demand from water treatment, mining, electroplating, and pharmaceutical sectors. The compound’s versatility continues to open new commercial pathways that were far less prominent just a decade ago.

From a regional standpoint, Asia-Pacific remains the dominant and fastest-growing market, driven by China and India’s expansive industrial base, stringent new environmental discharge regulations, and rapid growth in the electronics and automotive manufacturing sectors that feed electroplating demand. Meanwhile, North America and Europe represent mature but stable markets anchored by environmental compliance requirements in water treatment. Emerging demand from Latin America, the Middle East, and Sub-Saharan Africa—particularly from mining and municipal water infrastructure projects—represents the next frontier for market expansion.

📈 Key Trends Shaping the Market:

• Growing use of sodium thiosulphate pentahydrate as a cyanide-alternative lixiviant in gold extraction, driven by environmental pressure on mining operations

• Expanding municipal water treatment infrastructure in developing nations is creating sustained long-term demand for dechlorination agents

• Tightening industrial effluent regulations across Asia-Pacific and Europe are compelling manufacturers to adopt compliant chemical treatment processes

• Rising pharmaceutical industry interest in sodium thiosulphate pentahydrate for antidote and medical treatment formulations adds a new demand layer

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Global Sodium Thiosulphate Pentahydrate Market – View in Detailed Research Report

The companies profiled above are not only supplying global industries with a critical chemical compound—they’re actively shaping the next chapter of industrial chemistry, from cleaner water systems to greener mining practices and beyond.