Market overview
The global in-situ chemical oxidation agents market is worth USD 509 mn in 2026 and is forecast to reach USD 911 mn by 2036, growing at a 6.0% CAGR. United States is the largest country market and Sodium persulfate is the largest by reagent segment.
| Scope | Oxidising reagents injected into soil and groundwater to destroy contaminants: sodium persulfate, permanganate, hydrogen peroxide and Fenton systems, percarbonate and calcium peroxide, and ozone. |
|---|---|
| Industry | Chemicals and Materials |
| Value 2025 | USD 480 mn |
| Value 2026 | USD 509 mn |
| Value 2036 | USD 911 mn |
| CAGR 2026-2036 | 6.0% |
| Volume 2026 | 200,398 tonnes |
| Volume 2036 | 341,422 tonnes |
| Average price 2026 | USD 2,539 per tonne |
| Report price | Starts from USD 1,999 |
| Published | November 2026 |
Request a free sample of this report
In-Situ Chemical Oxidation Agents market size and forecast, 2026-2036
Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.
| Year | Market value |
|---|---|
| 2026 | USD 509 mn |
| 2027 | USD 539 mn |
| 2028 | USD 572 mn |
| 2029 | USD 606 mn |
| 2030 | USD 642 mn |
| 2031 | USD 681 mn |
| 2032 | USD 722 mn |
| 2033 | USD 765 mn |
| 2034 | USD 811 mn |
| 2035 | USD 860 mn |
| 2036 | USD 911 mn |
In-Situ Chemical Oxidation Agents market segmentation
By reagent
Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.
| Segment | Share 2026 | Share 2036 | Value 2026 | CAGR 2026-36 |
|---|---|---|---|---|
| Sodium persulfate | 30.0% | 30.4% | USD 153 mn | 6.1% |
| Permanganate | 24.0% | 22.1% | USD 122 mn | 5.1% |
| Hydrogen peroxide and Fenton | 22.0% | 21.3% | USD 112 mn | 5.6% |
| Percarbonate and calcium peroxide | 10.0% | 10.6% | USD 51 mn | 6.6% |
| Ozone and other | 14.0% | 15.6% | USD 71 mn | 7.1% |
By contaminant
Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.
| Segment | Share 2026 | Share 2036 | Value 2026 | CAGR 2026-36 |
|---|---|---|---|---|
| Chlorinated solvents | 34.0% | 31.1% | USD 173 mn | 5.0% |
| Petroleum hydrocarbons | 30.0% | 30.1% | USD 153 mn | 6.0% |
| PAHs and creosote | 14.0% | 14.1% | USD 71 mn | 6.0% |
| 1,4-dioxane and emerging contaminants | 10.0% | 13.3% | USD 51 mn | 9.0% |
| Other | 12.0% | 11.5% | USD 61 mn | 5.5% |
By delivery method
| Segment | Share 2026 | Share 2036 | Value 2026 | CAGR 2026-36 |
|---|---|---|---|---|
| Direct push injection | 40.0% | 38.0% | USD 204 mn | 5.5% |
| Well injection | 34.0% | 34.0% | USD 173 mn | 6.0% |
| Soil mixing | 14.0% | 14.0% | USD 71 mn | 6.0% |
| Recirculation | 12.0% | 14.0% | USD 61 mn | 7.7% |
By site type
| Segment | Share 2026 | Share 2036 | Value 2026 | CAGR 2026-36 |
|---|---|---|---|---|
| Industrial sites | 40.0% | 38.0% | USD 204 mn | 5.5% |
| Petroleum stations and terminals | 24.0% | 22.0% | USD 122 mn | 5.1% |
| Dry cleaners | 12.0% | 12.0% | USD 61 mn | 6.0% |
| Military and government | 14.0% | 16.0% | USD 71 mn | 7.4% |
| Landfills and brownfields | 10.0% | 12.0% | USD 51 mn | 8.0% |
By form
| Segment | Share 2026 | Share 2036 | Value 2026 | CAGR 2026-36 |
|---|---|---|---|---|
| Liquid | 54.0% | 52.0% | USD 275 mn | 5.6% |
| Solid | 36.0% | 36.0% | USD 183 mn | 6.0% |
| Slurry | 10.0% | 12.0% | USD 51 mn | 8.0% |
Top 25 countries for in-situ chemical oxidation agents by revenue
Countries are ranked by revenue earned from sales in the country, not by where the product is made. The ten largest hold 84.0% of 2026 revenue and the 25 countries below together hold 95.5%.
Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.
| # | Country | Value 2026 | Share 2026 | Value 2036 | CAGR 2026-36 |
|---|---|---|---|---|---|
| 1 | United States | USD 214 mn | 42.0% | USD 371 mn | 5.7% |
| 2 | China | USD 41 mn | 8.0% | USD 94 mn | 8.7% |
| 3 | Germany | USD 31 mn | 6.0% | USD 50 mn | 5.1% |
| 4 | United Kingdom | USD 25 mn | 5.0% | USD 44 mn | 5.6% |
| 5 | Canada | USD 25 mn | 5.0% | USD 44 mn | 5.6% |
| 6 | Japan | USD 25 mn | 5.0% | USD 40 mn | 4.7% |
| 7 | Australia | USD 20 mn | 4.0% | USD 37 mn | 6.3% |
| 8 | Netherlands | USD 15 mn | 3.0% | USD 26 mn | 5.3% |
| 9 | France | USD 15 mn | 3.0% | USD 26 mn | 5.6% |
| 10 | South Korea | USD 15 mn | 3.0% | USD 30 mn | 7.0% |
| 11 | Spain | USD 8.8 mn | 1.7% | USD 16 mn | 6.2% |
| 12 | Switzerland | USD 6.3 mn | 1.2% | USD 11 mn | 6.2% |
| 13 | Sweden | USD 5.2 mn | 1.0% | USD 9.5 mn | 6.2% |
| 14 | Italy | USD 4.5 mn | 0.9% | USD 7.8 mn | 5.6% |
| 15 | Denmark | USD 4.1 mn | 0.8% | USD 7.4 mn | 6.1% |
| 16 | Brazil | USD 3.7 mn | 0.7% | USD 7.1 mn | 6.7% |
| 17 | Mexico | USD 3.5 mn | 0.7% | USD 7.3 mn | 7.7% |
| 18 | Israel | USD 3.3 mn | 0.6% | USD 6.4 mn | 7.0% |
| 19 | Poland | USD 3.0 mn | 0.6% | USD 6.2 mn | 7.3% |
| 20 | Belgium | USD 2.9 mn | 0.6% | USD 5.1 mn | 5.8% |
| 21 | Austria | USD 2.8 mn | 0.6% | USD 4.9 mn | 5.8% |
| 22 | Finland | USD 2.7 mn | 0.5% | USD 4.7 mn | 5.8% |
| 23 | Czech Republic | USD 2.6 mn | 0.5% | USD 4.7 mn | 6.2% |
| 24 | Singapore | USD 2.5 mn | 0.5% | USD 4.9 mn | 7.0% |
| 25 | South Africa | USD 2.4 mn | 0.5% | USD 4.6 mn | 6.7% |
| Rest of world | USD 23 mn | 4.5% | USD 41 mn | 6.0% |
Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.
Competitive landscape
Group 1: Global leaders
- Evonik
- Carus
- Regenesis
- United Initiators
Group 2: Regional and specialist players
- Syensqo
- Adventus Group
- Remediation Products
- EOS Remediation
- Vironex
- Cascade Environmental
Group 3: Emerging and niche players
- Redox Tech
- Geo-Cleanse International
- Terra Systems
- PRD Tech
- Sanexen Environmental Services
Research methodology
Every figure on this page comes from the research framework that we apply to all of the markets we cover. The 2025 base for the in-situ chemical oxidation agents market is built from the volume sold and the price that buyers pay, and is cross-checked against the size of the wider industry the market belongs to. Where a market can be sized in more than one way, the routes are compared before a figure is set.
The forecast runs year by year from the 2025 base to 2036. Growth in each year reflects demand from the industries that buy the product, adoption of new technology, pricing, regulation and replacement cycles. Volume and price are modelled together, so revenue in each year equals volume multiplied by average price. The 2026 to 2036 compound annual growth rate of 6.0% is calculated from the resulting values.
The market is divided by reagent, by contaminant, by delivery method, by site type, by form. The 25 largest countries are ranked by revenue earned from sales to buyers in each country, not by where the product is made. Segment values and country values add up to the market total in every year, and every report is checked for consistency before it is published.
Companies are placed in three groups: global leaders, regional and specialist players, and emerging and niche players. The groups describe how companies compete in the market. They are not a ranking and they are not market shares.
Our analysts also carry out primary research. Customized reports add interviews with key opinion leaders, such as senior executives, technical specialists and buyers, to test the assumptions behind the numbers for the question being asked.
Frequently asked questions
How big is the in-situ chemical oxidation agents market?
The global in-situ chemical oxidation agents market is estimated at USD 480 mn in 2025 and USD 509 mn in 2026.
How fast will the in-situ chemical oxidation agents market grow?
It is forecast to reach USD 911 mn by 2036, a compound annual growth rate of 6.0% from 2026, an increase of USD 402 mn.
Which country is the largest market for in-situ chemical oxidation agents?
United States is the largest market by revenue at USD 214 mn in 2026, 42.0% of the global total. The three largest countries together hold 56.0%.
Which country is growing fastest?
Among the ten largest markets, China is growing fastest at 8.7% a year from 2026 to 2036.
Which in-situ chemical oxidation agents segment is largest?
In the by reagent split, Sodium persulfate is the largest segment with 30.0% of 2026 revenue.
Who are the leading in-situ chemical oxidation agents companies?
Global leaders include Evonik, Carus, Regenesis, United Initiators.
Need the full report?
Request a sample to see the structure, tables and country detail.
Request a free sampleRelated markets in Chemicals and Materials
- Magnetic CouplerUSD 509 mn · 6.3% CAGR
- Oxalic AcidUSD 507 mn · 4.8% CAGR
- Sulfur Release GranulesUSD 502 mn · 4.8% CAGR
- Neurocosmetic IngredientsUSD 521 mn · 8.5% CAGR
- Microwave Absorbing MaterialUSD 529 mn · 8.5% CAGR
- High Performance Mercury SorbentUSD 486 mn · 4.0% CAGR
- GermaniumUSD 482 mn · 7.0% CAGR
- Wet Grip ResinsUSD 538 mn · 5.0% CAGR
← Immersion Cooling Fluids In-Situ Chemical Reduction Agents (ISCR) →