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Iron sesquisulfate

  • 1397CNY/TON Updated: 2026-09-09
  • Price change (DoD): 0
    Average price (3M):1383 CNY/TON
    Price Level(1Y):High
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Iron sesquisulfate Prices Trends in China

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Reg Spec 2026/09/08 2026/09/09 2026/09/10 ChangeUnit Comparison

Iron sesquisulfate Market share- How big is the Iron sesquisulfate market?

Germany and the United States are the leading exporters of iron sesquisulfate, accounting for the largest shares of global shipments in recent years, while India, Brazil, and South Africa represent the most significant importers. Iron sesquisulfate prices have remained relatively stable amid modest volume fluctuations across key trade corridors. Import volumes have shown gradual growth in emerging agricultural markets, particularly in Latin America and Southern Africa, reflecting increased demand for iron-based soil amendments and water treatment applications.

Iron sesquisulfate Market Analysis

Market Dynamics Report on Polymeric Ferric Sulfate (PFS)

I. Price Trends
1. Domestic Market: Recent PFS prices in China have shown a slight upward fluctuation, with mainstream regional quotes rising by approximately 2%-3% compared to the previous month. The East China region, driven by concentrated demand, experienced a slightly higher price increase of around 3.5%.
2. International Market: Influenced by global supply chain tensions and rising raw material costs, international PFS prices have risen in tandem by approximately 2.8%. However, due to exchange rate fluctuations, the actual cost of imports has increased more significantly.

II. Supply and Demand
1. Supply Side:
- Domestic production enterprises maintain a stable operating rate of 75%-80%. Although some companies temporarily suspended operations due to environmental inspections, the overall supply has not been significantly impacted.
- Raw materials such as ferrous sulfate and sulfuric acid have remained at high price levels, driving up production costs. Some enterprises have passed on these cost pressures through price increases.
2. Demand Side:
- Demand in the wastewater treatment industry remains robust, particularly in industrial wastewater treatment, where stricter environmental policies have led to increased procurement by enterprises.
- The concentrated commencement of municipal wastewater treatment projects has boosted PFS demand. However, actual demand release has been slower than expected due to delays in fund allocation.

III. Cost Analysis
1. Raw Material Costs: The price of ferrous sulfate has risen by approximately 5% recently, influenced by fluctuations in the iron ore market. Meanwhile, the price of sulfuric acid has increased by 8% due to tight supply, directly pushing up the production cost of PFS.
2. Energy Costs: High prices for energy sources such as coal and natural gas have further compressed corporate profit margins, prompting some enterprises to raise product prices to maintain profitability.

IV. Policy and Environmental Impact
1. Continuous tightening of environmental policies is driving increased demand for high-efficiency flocculants like PFS in the wastewater treatment sector.
2. Stricter emission requirements for chemical enterprises in certain regions have led to the suspension and rectification of some small and medium-sized enterprises, causing a temporary tightening of market supply.

V. Competitive Landscape
1. Large enterprises are increasing their market share due to scale advantages and stable supply chains, while small and medium-sized enterprises face elimination risks due to cost pressures.
2. Imported products hold a certain share in the high-end market due to price advantages and brand reputation. However, their competitiveness has weakened due to rising international logistics costs.

Analysis and Judgment
1. Short-term: Supported by raw material costs and the arrival of the peak demand season, PFS prices will continue to operate at a high level, but the rate of increase is expected to narrow.
2. Medium-term: With the continuous implementation of environmental policies and the gradual execution of wastewater treatment projects, demand will remain steadily growing. However, supply may be constrained by cost pressures and environmental inspections, keeping prices strong.
3. Long-term: Industry consolidation will continue to deepen. Large enterprises will dominate through technological upgrades and cost control, leading to stabilized price fluctuations.

Forecasts
1. Price Forecast: Over the next month, PFS prices are likely to continue a slight upward trend, with an expected increase of 1%-2%. From the end of the third quarter to the beginning of the fourth quarter, as the peak demand season ends and new capacity comes online, prices may experience a correction, though the magnitude will be limited.
2. Demand Forecast: Demand in the wastewater treatment industry will continue to grow, particularly in industrial wastewater treatment. Annual demand growth is projected to remain between 5% and 8%.
3. Supply Forecast: Affected by environmental policies and cost pressures, some small and medium-sized enterprises may exit the market. Industry supply will concentrate among large enterprises, with overall supply maintaining steady growth.

About Iron sesquisulfate

Iron sesquisulfate (CAS 35139-28-7) is a yellow to brownish-yellow crystalline solid, typically supplied as a hydrated powder or granular material; it is non-volatile, odorless, and decomposes before melting. It is an inorganic iron(III) salt, specifically the sulfate of ferric iron with a nominal Fe₂(SO₄)₃ stoichiometry, often existing in hydrated forms. Industrially, it serves primarily as a coagulant and flocculant in water and wastewater treatment, leveraging its ability to hydrolyze and form insoluble iron(III) hydroxide precipitates. It is also employed as a precursor in the production of iron oxide pigments and as a catalyst or reagent in select metallurgical and ceramic processes. Its applications are concentrated in water treatment, pigment manufacturing, and specialty inorganic synthesis.


This chemical is included in Fine Chemicals. See more about what is Iron sesquisulfate and Iron sesquisulfate SDS information.

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