The Global Potassium Thiosulfate Fertilizer Market was valued at USD 111.89 Million in 2025 and is projected to reach USD 132.75 Million by 2032, growing at a Compound Annual Growth Rate (CAGR) of 2.4% during the forecast period (2024–2032). This steady growth is anchored in the global push for sustainable agriculture, the rising prevalence of sulfur deficiency in soils, and the expanding cultivation of high-value chloride-sensitive crops that benefit from this specialized nutrient source.

As the agricultural sector intensifies its focus on precision nutrition and soil health, potassium thiosulfate (KTS) stands out for its dual delivery of potassium and sulfur in a highly soluble, chloride-free form. In this blog, we profile the Top 10 Companies in the Potassium Thiosulfate Fertilizer Industry—a group of established chemical manufacturers and specialized agricultural solution providers shaping the future of efficient crop nutrition.

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🔟 10. Kodia Company

Headquarters: Lockport, Illinois, USA
Key Offering: Potassium Thiosulfate Solution (0-0-25-17S) for Fertigation & Foliar Applications

Kodia Company is a significant North American supplier of potassium thiosulfate, primarily serving the agricultural and turf management sectors. The company focuses on providing high-purity liquid fertilizers that are compatible with modern irrigation systems, helping growers implement precise nutrient management programs.

Strategic Initiatives:

• Specialization in sulfur-based and micronutrient liquid fertilizers
• Supply partnerships with regional agricultural distributors across the Midwest and Great Plains
• Focus on product consistency and reliable supply for seasonal demand

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Global Potassium Thiosulfate Fertilizer Market – View in Detailed Research Report

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9️⃣ 9. Plant Food Company

Headquarters: New Prague, Minnesota, USA
Key Offering: Custom Blended Liquid Fertilizers including Potassium Thiosulfate

Plant Food Company operates as a formulator and blender of specialty liquid fertilizers. It incorporates potassium thiosulfate into tailored nutritional programs for row crops, vegetables, and horticulture, emphasizing agronomic support and custom solutions for its farm clients.

Strategic Initiatives:

• Custom formulation services based on soil and tissue testing
• Strong distribution network in the upper Midwestern United States
• Integration of KTS into starter fertilizer and in-season correction programs

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8️⃣ 8. Spraygro Liquid Fertilizer

Headquarters: Queensland, Australia
Key Offering: Liquid fertilizers and soil amendments, including Potassium Thiosulfate products

Spraygro is a leading Australian supplier of liquid fertilizers, with potassium thiosulfate being a key product in its portfolio for broadacre and horticultural crops. The company plays a vital role in addressing sulfur deficiencies in Australian soils, which are common and can significantly limit yields.

Strategic Initiatives:

• Focus on the Australian and Asia-Pacific export markets
• Extensive agronomic trials to demonstrate KTS efficacy on local crops like canola, cereals, and pulses
• Investment in liquid fertilizer logistics and application equipment support

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7️⃣ 7. Nantong Jihai Chemical

Headquarters: Nantong, Jiangsu, China
Key Offering: Potassium Thiosulfate and other specialty chemical fertilizers

Nantong Jihai Chemical is a prominent manufacturer of potassium thiosulfate fertilizer in the Asia-Pacific region. The company supplies both domestic Chinese agriculture and international markets, supporting the growing demand for high-efficiency fertilizers in one of the world’s largest agricultural economies.

Strategic Initiatives:

• Scaled production capacity to serve cost-sensitive high-volume markets
• Competitive positioning in the Southeast Asian agricultural input sector
• Compliance with international fertilizer quality standards for export

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6️⃣ 6. Thatcher Company

Headquarters: Salt Lake City, Utah, USA
Key Offering: Potassium Thiosulfate, Calcium Thiosulfate, and other sulfur-based solutions

Thatcher Company (a subsidiary of Chevron) is a major US producer of sulfur-based specialty fertilizers, with potassium thiosulfate as a core product. Leveraging access to raw sulfur, the company serves large-scale agriculture across North America, particularly in regions with high-value specialty crop production.

Strategic Initiatives:

• Vertically integrated production from sulfur processing to finished fertilizer
• Strong technical service team supporting fertigation and chemigation practices
• Focus on sustainable sulfur nutrition to improve crop quality and yield

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5️⃣ 5. Hydrite Chemical

Headquarters: Brookfield, Wisconsin, USA
Key Offering: Industrial and Agricultural chemicals, including Potassium Thiosulfate

Hydrite Chemical is a diversified chemical supplier with a significant stake in the agricultural market. Its potassium thiosulfate product is a key component of its CropSorb® line of plant nutrition products, marketed for its efficiency in delivering both potassium and sulfur.

Strategic Initiatives:

• Integration of KTS into a broader portfolio of crop protection and nutrition products
• Strategic manufacturing locations in the US agricultural heartland
• Commitment to supply chain reliability for time-sensitive agricultural applications

Download FREE Sample Report:
Global Potassium Thiosulfate Fertilizer Market – View in Detailed Research Report

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4️⃣ 4. Mears Fertilizer

Headquarters: Big Rock, Illinois, USA
Key Offering: Potassium Thiosulfate, Ammonium Thiosulfate, and custom liquid blends

Mears Fertilizer, part of the Mears Group, is a leading North American producer of liquid fertilizer solutions. The company is recognized for its high-quality potassium thiosulfate, widely used in corn, soybean, and specialty crop production throughout the Midwest and beyond.

Strategic Initiatives:

• Dedicated production facilities for thiosulfate fertilizers
• Long-standing relationships with agricultural retailers and co-ops
• Focus on product purity and consistency for sensitive fertigation systems

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3️⃣ 3. Omnia Specialities

Headquarters: Bryanston, South Africa
Key Offering: Nutriology®-branded specialty fertilizers, including Potassium Thiosulfate

Omnia Specialities, a division of the Omnia Group, is a major force in Southern Hemisphere agriculture. The company formulates and markets potassium thiosulfate as part of its advanced nutrition solutions, addressing critical sulfur and potassium needs for crops like maize, sugarcane, and citrus in Africa and other markets.

Strategic Initiatives:

• Localized product development for African soil conditions
• Integration of digital farming tools to recommend KTS application
• Expansion of specialty fertilizer footprint in target export regions

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2️⃣ 2. TIB Chemicals AG

Headquarters: Mannheim, Germany
Key Offering: High-purity Potassium Thiosulfate for agricultural and industrial uses

TIB Chemicals is a leading European producer of potassium thiosulfate, known for its stringent quality control and technical expertise. The company supplies the European agricultural market, where regulated nutrient management and precision farming drive demand for efficient sulfur sources like KTS.

Strategic Initiatives:

• Focus on technical support and agronomic validation for European growers
• Production aligned with REACH and other stringent EU chemical regulations
• Supplying KTS as a component in blended liquid fertilizer programs

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1️⃣ 1. Tessenderlo Group

Headquarters: Brussels, Belgium
Key Offering: Tessenderlo Kerley’s THIO-SUL® and other potassium thiosulfate products

Tessenderlo Group, through its Tessenderlo Kerley business unit, is a global leader in the production and marketing of sulfur-based specialty fertilizers, including potassium thiosulfate. With manufacturing assets in North America and Europe, the company possesses a truly global footprint and deep technical knowledge in sulfur chemistry for agriculture.

Strategic Initiatives:

• Market leadership in thiosulfate technology with the proprietary THIO-SUL® brand
• Extensive R&D focused on nutrient use efficiency and application methods
• Global supply chain ensuring consistent product availability for multinational agribusinesses

Get Full Report Here:
Global Potassium Thiosulfate Fertilizer Market – View in Detailed Research Report

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🌍 Outlook: The Future of Potassium Thiosulfate is Precise and Sustainable

The potassium thiosulfate fertilizer market is evolving in step with modern agriculture. While traditional granular fertilizers still hold significant volume, the industry is increasingly investing in high-efficiency liquid solutions, precision application technologies, and sustainable nutrient management practices where KTS excels.

📈 Key Trends Shaping the Market:

• Rising sulfur deficiency in soils worldwide driving corrective fertilization
• Accelerating adoption of fertigation and foliar feeding in high-value crops
• Growing demand for chloride-free potassium sources in sensitive horticulture
• Strategic partnerships between chemical producers and agricultural distributors to expand technical service reach

Get Full Report Here:
Global Potassium Thiosulfate Fertilizer Market – View in Detailed Research Report

The companies listed above are not only supplying critical nutrients—they’re enabling a more efficient and sustainable approach to global food production.